Websites using gemology as a keyword
Here you can see a list of websites which are using gemology as keyword according to our database.
Websites found: 70
Number of websited displayed: 70
List of results:
American Institute of Diamond Cuttinghttp://site-overview.com/stats/diamondschool.com
- Google Analytics ID: 71782069-1
- Website Address renewal date: 16/1/27
- Domain Address Reg. date: 98/3/28
- Website address in use until: 19/3/27
Home - Secrets of the Gem Tradehttp://site-overview.com/stats/secretsofthegemtrade.com
Secrets of the gem trade; the connoisseur's guide to precious gemstones by Richard W. Wise, secrets of connoisseurship
- Google Analytics ID: 88648465-1
- Website Address renewal date: 15/9/7
- Domain Address Reg. date: 02/11/6
- Website address in use until: 20/11/6
Gem testing labs Delhi India,Diamond grading institute Delhi India, Diamond testing labs Delhi India, Diamond grading courses Delhi India,Diamond grading labs, Diamond grading laboratory,Gemology courses in Delhi India, Gemology institutes in Delhi India,Jewellery designing institute Delhi India, gem testing services Delhi India,gem identification services Delhi India, gem grading institute Delhi India,gem testing and identification Delhi India, gem testing Delhi India,gem identification Delhi India, gem grading Delhi India,gem testing and identification, gem testing, gem identification,gem grading, diamond grading, Gemological Laboratory,Gem testing laboratory, Jewellery designing,gem testing and identification services, gemological consultation Delhi India,gemological institute Delhi Indiahttp://site-overview.com/stats/gemcraft.in
- Google+ Identity: +GemcraftJewelleryIndia
- Website Address renewal date: 17/5/12
- Domain Address Reg. date: 09/5/30
- Website address in use until: 20/5/30
The Mineral and Gemstone Kingdom: Homehttp://site-overview.com/stats/minerals.net
An interactive reference guide to rocks, minerals, and gemstones.
- Google Adsense Publisher: pub-650720249151165
- Google Analytics ID: 2238287-1
- Website Address renewal date: 16/4/9
- Domain Address Reg. date: 97/4/13
- Website address in use until: 19/4/14
Ruby & Sapphire | Jade | Spinel | Gemologyhttp://site-overview.com/stats/ruby-sapphire.com
Articles & books about ruby & sapphire, jade, spinel, general gemology, gem travel
- Google Analytics ID: 48136624-2
- Website Address renewal date: 14/7/3
- Domain Address Reg. date: 97/8/15
- Website address in use until: 18/8/14
DIACOM LTD, Diamonds laser processing, cutting, sawing, bruting, marking, measuring, machines, GIA and ACS grading tools and equipmenthttp://site-overview.com/stats/diacom-ltd.ru
DIACOM LTD, Diamonds laser processing, cutting, sawing, bruting, marking, measuring, lapidary machines, GIA and ACS grading tools and equipment
- Website Address renewal date: 17/5/22
- Domain Address Reg. date: 04/12/19
- Website address in use until: 17/12/19
Gemshonor.com | A Gems and Gemology Websitehttp://site-overview.com/stats/gemshonor.com
Gemshonor.com | A Gems and Gemology Website
- Website Address renewal date: 17/6/5
- Domain Address Reg. date: 11/6/6
- Website address in use until: 18/6/6
International Cosmetic Center |http://site-overview.com/stats/cosmetic-center.ee
A-Medicum on ametlik tuntud Prantsuse brändide GEMOLOGY ja THALION esindaja Eestis. Samuti esindame Itaalia mesoteraapia ja biorevitalisatsiooni preparaatide
- Known AddThis user account: ra-5571a09c383b4143
- Google Analytics ID: 42933971-3
- Website Address renewal date: 17/11/5
- Domain Address Reg. date: 14/11/6
- Website address in use until: 18/11/7
Pietra PRhttp://site-overview.com/stats/pietrapr.com
A public relations, marketing, SEO and social media agency dedicated to connecting the jewelry industry from: designers and manufacturers, retail stores, accessories press, to gem and diamond enthusiasts. Specialized in revamping and rethinking to create effective strategies, Pietra PR partners with small to mid-sized companies to promote great design and a passion for gemstones. Founded by certified industry specialists, Pietra PR is The Jewelry Agency.
- Google+ Identity: 116788071812194869899
- Google Analytics ID: 37668732-1
- Website Address renewal date: 17/6/4
- Domain Address Reg. date: 12/6/3
- Website address in use until: 18/6/3
Gemstone Database - Gems and gemology, Gem Localities, Photos and Datahttp://site-overview.com/stats/gemdat.org
The web's most comprehensive and regularly updated gemogy database with information on gems from around the world and thousands of photos
- Google Analytics ID: 41671786-3
- Website Address renewal date: 15/5/22
- Domain Address Reg. date: 07/9/18
- Website address in use until: 18/9/18
نیکو تجارتhttp://site-overview.com/stats/nta-co.ir
نیکو تجارت
Pala internationalhttp://site-overview.com/stats/palagems.com
Pala International is home to some of the planet’s finest gems, precious stones and mineral specimens. Here you will find colored stones of every persuasion, including fine Burma ruby, Burma sapphire, Ceylon sapphire, Kashmir sapphire, alexandrite, cat’s eye, tourmaline (including rubellite tourmaline), spinel, garnets such as tsavorite, demantoid, rhodolite and spessartite, imperial topaz, aquamarine, emerald, and a plethora of others. Palagems.com also features educational articles on all aspects of gems, gemology, and mineral specimens.
- Google+ Identity: 104951902248420233630
- Google Analytics ID: 68401223-1
- Website Address renewal date: 16/6/24
- Domain Address Reg. date: 99/6/24
- Website address in use until: 17/6/24
All India Institute of Occult Science: Astrology, Vaastu, Numerology, Palmisty, Reiki, Tarot in Delhi, Indiahttp://site-overview.com/stats/occultscience.in
All India Institute of Occult Science is a leading Institute for Vedic Astrology Course, Palmistry Course, Vedic Vaastu Course, Numerology Course, Reiki Course. The aim of the institute to spread the knowledge of Ancient Indian Shastras throughout the world.
- Google+ Identity: 111928722857253843205
- Google Analytics ID: 96028629-1
- Website Address renewal date: 16/10/11
- Domain Address Reg. date: 12/2/24
- Website address in use until: 21/2/24
Canadian Gemmological Associationhttp://site-overview.com/stats/canadiangemmological.com
- Google+ Identity: 108046814830950190863
- Website Address renewal date: 16/9/11
- Domain Address Reg. date: 00/8/16
- Website address in use until: 19/8/16
Gem Testing Labs Delhi India, Jewellery designing courses Delhi India, Diamond Grading report and Certificationhttp://site-overview.com/stats/igli.in
IGLI is an international standard Gem testing labs Delhi India It has various typoes of Diamonds Grading Programs including Diamond testing labs Delhi India,Diamond grading courses Delhi India, Diamond grading labs, Diamond grading laboratory, Gemology courses in Delhi India,Jewellery designing courses Delhi India, Advanced Jewellery Designing courses Delhi, tailor made Jewellery courses, Retail Jewellery Business Skills,Gemology institutes in Delhi India
- Google+ Identity: 104115641053688704201
- Google Analytics ID: 36736849-1
- Website Address renewal date: 17/7/5
- Domain Address Reg. date: 07/7/5
- Website address in use until: 18/7/5
Suhani Pittiehttp://site-overview.com/stats/suhanipittie.com
Suhani Pittie: India's leading jewellery designer. In the World Gold Council's list of Top 10 Jewellery Designers in the World!
- Known AddThis user account: ra-59131feb2f62492d
- Google Analytics ID: 34055437-1
- Website Address renewal date: 16/12/16
- Domain Address Reg. date: 04/1/22
- Website address in use until: 19/1/22
CISGEM - Homehttp://site-overview.com/stats/cisgem.com
CISGEM. analisi gemmologica e certificazione gemmologica controllo di qualità dei materiali gemmologici, formazione gemmologica attraverso corsi, e servizi di informazione sulla gemmologia.
- Google+ Identity: 100024246317188195772
- Google Analytics ID: 58649924-1
- Website Address renewal date: 16/11/3
- Domain Address Reg. date: 14/11/3
- Website address in use until: 17/11/3
Gemology Online: Online Gemological Expertisehttp://site-overview.com/stats/gemologyonline.com
- Google Adsense Publisher: pub-5265838760491026
- Website Address renewal date: 16/8/1
- Domain Address Reg. date: 05/7/31
- Website address in use until: 17/7/31
Gemology and Jewelry books and Gem Identification Instruments at GemStone Presshttp://site-overview.com/stats/gemstonepress.com
GemStone Press is an international source for books, gem identification instruments and other items designed to help consumers and people in the gem trade learn more about jewelry, gems and gemology.
- Google Analytics ID: 80065445-1
- Website Address renewal date: 16/10/21
- Domain Address Reg. date: 98/10/6
- Website address in use until: 19/10/5
B2 Institut, Institut de Beauté à ALBIhttp://site-overview.com/stats/b2institut.fr
Institut de Beauté à Albi, Centre Esthétique, soin beauté Gémology et Modologie. Massages, épilation, bar à sourire, rajeunissement, amincissement, spa
- Google Analytics ID: 86971066-1
Northwest Gemological Laboratoryhttp://site-overview.com/stats/nwgem.com
The Northwest's leading independent appraiser of fine jewelry and school of gemology, serving the Bellevue and Seattle areas for over 30 years.
- Google Analytics ID: 7416241-2
- Website Address renewal date: 14/3/23
- Domain Address Reg. date: 01/10/9
- Website address in use until: 19/10/9
The Gemology Projecthttp://site-overview.com/stats/gemologyproject.com
- Website Address renewal date: 17/1/30
- Domain Address Reg. date: 06/1/29
- Website address in use until: 18/1/29
GCAL Diamond Gradinghttp://site-overview.com/stats/gemfacts.com
Gem Certification and Assurance Lab (GCAL) is a diamond research and identification laboratory that offers a zero tolerance guarantee on all of its grading certificates.
- Google Analytics ID: 10315751-3
- Website Address renewal date: 17/2/26
- Domain Address Reg. date: 00/3/14
- Website address in use until: 18/3/14
Astroyantra - Change Your Life through Astrologyhttp://site-overview.com/stats/astroyantra.com
Dr. Deepak Sharma is a reputed Astrologer and Vastu consultant and also writes articles on his Site related to Astrology, Vastu, Numerology, Palmistry, Gemology, Rudraksha Therapy, Yantra, Mantra, Tantra, and Spirituality.
- Google Adsense Publisher: pub-5117041231938894
- Known AddThis user account: wp-1c1e1bfe7ea73753667cf6e73673cf22
- Google Analytics ID: 53448286-1
- Google+ Identity: +Astroyantra
- Website Address renewal date: 16/12/16
- Domain Address Reg. date: 14/6/9
- Website address in use until: 17/6/9
Home | EGL South Africahttp://site-overview.com/stats/egl.co.za
- Website Address renewal date: 16/8/19
- Domain Address Reg. date: 98/8/27
- Website address in use until: 17/8/27
Home - International Gemology Specialisthttp://site-overview.com/stats/gemologyspecialist.com
- Website Address renewal date: 17/8/18
- Domain Address Reg. date: 17/2/17
- Website address in use until: 18/2/17
YourGemologist On-line Study of Gemology, Jewelry and Gemstoneshttp://site-overview.com/stats/yourgemologist.com
The largest gemology study and reference site on the internet
- Google Adsense Publisher: pub-9988985659374274
- Google Analytics ID: 49693561-1
- Website Address renewal date: 15/10/7
- Domain Address Reg. date: 00/10/22
- Website address in use until: 20/10/22
Gemologyhttp://site-overview.com/stats/gemology.fr
- Google Analytics ID: 18510114-1
- Website Address renewal date: 16/7/6
- Domain Address Reg. date: 05/5/3
- Website address in use until: 19/8/6
Capistrano Mining Company - Capistrano Mining Company | Benitoite | Montana Sapphire | Gemstones | Gravel | Orehttp://site-overview.com/stats/capistranomining.com
Capistranomining.com Specializing in Benitoite, Montana Missouri River Sapphire and Oregon Sunstone. I specialize on 100% Untreated Natural Gems and Minerals Specimens of the United States, but I also carry many Worldwide specimens in addition to faceted gemstones, facet rough, Home mining packages and much more.
- Website Address renewal date: 12/4/23
- Domain Address Reg. date: 07/7/20
- Website address in use until: 17/7/20
Lotus Gemology Bangkok • New Directions in Gemologyhttp://site-overview.com/stats/lotusgemology.com
Lotus Gemology, the world's only gemological lab specializing in ruby, sapphire & spinel.
- Google+ Identity: 113016511271096411823
- Google Analytics ID: 48136624-1
- Website Address renewal date: 17/3/6
- Domain Address Reg. date: 13/10/30
- Website address in use until: 18/10/30
Astro-Kundali PRO - Vedic and KP Astrology Software and Services by Dr. Rajiv C. Karekarhttp://site-overview.com/stats/astrokundali.com
Astro-Kundali PRO Astrology Software, Services : Combined Hindu Vedic Jamini Tajak and Krishnamurti Paddhati Win 10 / 8.1 / 8 / 7 / Vista / XP / 2000 / NT / 98 / 64/32 BIT compatible Astrology Programme.
- Google Analytics ID: 22780335-1
- Website Address renewal date: 16/6/10
- Domain Address Reg. date: 00/6/5
- Website address in use until: 17/6/5
Diamond Institute Kerala, Diamond Testing Lab keralahttp://site-overview.com/stats/dhcinternational.com
Diamond Institute Kerala, Diamond Testing Lab kerala,Gem testing Lab Kerala, providing certifications for diamond and gemstone through lab testing in Kerala.
- Google+ Identity: 109201570322641477420
- Google Analytics ID: 73745634-1
- Website Address renewal date: 13/7/11
- Domain Address Reg. date: 13/7/11
- Website address in use until: 23/7/11
Free online all-in-one Astrology Reading of astrological signs andhttp://site-overview.com/stats/myspiritualprofile.com
Get a free online all-in-one Astrology Reading with your matching astrological signs and symbols using Astrology, Numerology, Colorology, Gemology, Birthday
- Google Adsense Publisher: pub-2757633694768036
- Known AddThis user account: ra-527e698476371e45
- Google Analytics ID: 3357406-18
- Google+ Identity: +mySpiritualProfile
- Website Address renewal date: 16/8/5
- Domain Address Reg. date: 08/9/4
- Website address in use until: 17/9/4
Insurance Institute of Jewelry Appraisalhttp://site-overview.com/stats/instituteofappraisal.com
Jewelry appraisal education by insurance industry professionals with the worlds finest gemological credentials.
- Google Analytics ID: 112036751-1
- Website Address renewal date: 18/1/3
- Domain Address Reg. date: 18/1/3
- Website address in use until: 19/1/3
Russian Gemological Serverhttp://site-overview.com/stats/gemology.ru
- Website Address renewal date: 18/3/2
- Domain Address Reg. date: 99/2/2
- Website address in use until: 19/2/28
schoolofgemology.comhttp://site-overview.com/stats/schoolofgemology.com
International School of Gemology The worlds finest distance education program for gemologists and jewelry appraisers
- Google Analytics ID: 40395377-1
- Website Address renewal date: 17/3/7
- Domain Address Reg. date: 04/3/20
- Website address in use until: 19/3/20
Astrology service uttam nagar,Body Language Astrology Nawadahttp://site-overview.com/stats/astrosunita.com
Best Astrology service Solution – astrologer sunita Ji offering Body Language Astrology, Color Therapy in uttam nagar Nawada Delhi
- Google+ Identity: +tradekeyindiacom
- Google Analytics ID: 67504052-26
- Website Address renewal date: 17/1/9
- Domain Address Reg. date: 17/1/9
- Website address in use until: 18/1/9
Parijaata | A website on Vedic Astrologyhttp://site-overview.com/stats/parijaata.wordpress.com
About Me My name is Rajat Kapoor. I am an expert and practitioner of Vedic Astrology, Vaastu, Numerology, Crystal Healing, Reiki, Aura Cleansing and Past-Life Regression, kundalini and chakra activation, color therapy. I also conduct auspicious poojas and hawans, Apart from these, I also offers consultation on Gemology and Rudraksh. One thing that sets me…
Best Astrologer in Delhi - Indian Astrologer Anubhav Nigamhttp://site-overview.com/stats/bestastrologerdelhi.com
Anubhav Nigam is one of the leading Indian Astrologer. He is expert in Vedic astrology, Vastu Shastra and Gemology. Visit Our Website To Learn More.
- Google Analytics ID: 74892452-1
- Website Address renewal date: 17/3/8
- Domain Address Reg. date: 15/12/14
- Website address in use until: 17/12/14
شرکت گوهر عقیق ایرانیانhttp://site-overview.com/stats/yamani-agate.com
آقای حامد اتحادی دانش آموخته گوهر شناسی و استاد تراش سنگهای قیمتی و استاد دانشگاه صنایع و معادن ،مدرس بیش از 50 دوره گوهر شناسی و گوهر تراشی در آموزشگاه شرکت
- Website Address renewal date: 17/5/28
- Domain Address Reg. date: 11/4/27
- Website address in use until: 18/4/27
TIG Labs - Technological Institute of Gemology Laboratorieshttp://site-overview.com/stats/tig-labs.com
Independent diamond, gemstone and fine jewelry analysis with world-class inspection and measuring instruments.
- Website Address renewal date: 18/1/30
- Domain Address Reg. date: 17/2/12
- Website address in use until: 19/2/12
Home - Earthdochttp://site-overview.com/stats/earthdoc.org
EAGE Earthdoc, GeoScience Journal
- Google Analytics ID: 6893078-1
- Website Address renewal date: 16/9/7
- Domain Address Reg. date: 06/12/5
- Website address in use until: 17/12/5
Diamonds-Precious Gems-Jewelry-Gemstoneshttp://site-overview.com/stats/asia-gems.com
Learn About Diamonds, Precious Gemstones, Jewelry, Colored Gem Grading & Basic Gemology. Even Some Basics on Diamond Color, Cut, and Clarity Grading.
- Google Adsense Publisher: pub-1312904367326352
- Website Address renewal date: 13/3/3
- Domain Address Reg. date: 00/5/7
- Website address in use until: 19/5/7
Personalized Palm Reading, Astrology, Horoscope, Gemology and Numerology Service- InstituteofPalmistryhttp://site-overview.com/stats/instituteofpalmistry.com
Get personalized Palm Reading, Astrology, Horoscope, Gemology and Numerology Service at Institute of Palmistry. It’s an excellent Institute to Learn palmistry in Delhi India.
- Google+ Identity: +Instituteofpalmistry_nishaghai
- Google Analytics ID: 58778674-1
- Website Address renewal date: 16/2/20
- Domain Address Reg. date: 00/3/3
- Website address in use until: 21/3/3
آقای عقیقhttp://site-overview.com/stats/worldagatesir.ir
عقیق - گوهرسنگ گوهرتراشی - گوهرشناسی- gem- gemology - agate- ruby- دستگاه تراش سنگ - فنی و حرفه ای - مهدی غریب زاده
Troy Diamond Report - Global Diamond and Currency Market Guidehttp://site-overview.com/stats/troydiamondreport.com
The TROY DIAMOND REPORT® Global Pricing Guide has now evolved into the DiamondMaster APP & Gold and Currency Report! Developed by Wayne D. Prentice, Graduate Gemologist and former Resident Instructor at the Gemological Institute of America (GIA). Master Diamond Prices in 13 Mediums of Exchange, whether you are a diamond wholesaler, diamond retailer, consumer or investor of diamonds. Understand Diamonds by 6C's: Cut Shape, Carat, Color, Clarity, Cut Grade, and Cost! Unpeg from US Dollar: understand Real Currency and Gold trends relative to a Basket of Currency's Unit (the IMF's SDR).
- Known AddThis user account: ra-4fcea5b521186b60
- Google Analytics ID: 28493038-1
- Website Address renewal date: 17/3/14
- Domain Address Reg. date: 07/3/14
- Website address in use until: 18/3/14
Global Vaastu :Dr Rupa Batra Vastu, Astrology, Fengshui & Numerology Consultancy and Services |http://site-overview.com/stats/globalvaastu.com
Dr Rupa Batra Vaastu Mentor, Astrology Expert , Nameologist ,Gemology & Fengshui Master,Global Vaastu,Vaastu Corrections without Demolitions,Corporate Vaastu,Online Astrology consultancy,Online vastu consultancy,Online fengshui consultancy,Online Name consultancy,Online logo consultacy as per vaastu &feng shui, Making World Better Place to live by Balancing Man Material & Nature through Vaastu,,Nameology Analysis,Mobile Number Analysis,Date of Birth Reading Analysis,Logo Design as per Vaastu & Feng Shui,Website Analysis,Vaastu Solutions for Bollywood Celebrities,Vaastu Solutions for Home makers,Vaastu Solutions for Students,Buildings & Residences to gain benefits of Vaastu,On-site consultations to architects, designers & individuals,Vastu &feng shui Map Analysis,Vaastu & feng shui remedies to improve lifestyle,Vastu for wellbeing,Vastu for peace,Vastu for health,vaastu for prosperity, Color Therapy, Harmony in color and personality, Right Vaastu for interiors designer architects ,Vaastu for Personal spaces, How to handle depression,remedies to tackle break-ups, pet astrology,astrology for pets,vastu for pets,
- Google+ Identity: 107492170388445614699
- Google Analytics ID: 55239161-1
- Website Address renewal date: 16/12/19
- Domain Address Reg. date: 08/1/18
- Website address in use until: 18/1/18
fieldgemology.org where passion for gemology (gemmologist) and traveling meets!.http://site-overview.com/stats/fieldgemology.org
fieldgemology is dedicated to gemology (gemmology) and traveling: Discover with us gems from the mine to the gem lab following our expeditions to gemstone producing areas and markets around the world! Visit also some of our favorite gemology forums.
- Website Address renewal date: 17/3/8
- Domain Address Reg. date: 07/9/15
- Website address in use until: 18/9/15
Diamond Institute Kerala, Diamond Testing Lab keralahttp://site-overview.com/stats/dhcglobal.in
Diamond Institute Kerala, Diamond Testing Lab kerala,Gem testing Lab Kerala, providing certifications for diamond and gemstone through lab testing in Kerala.
- Google+ Identity: 109201570322641477420
- Google Analytics ID: 73745634-1
- Website Address renewal date: 16/2/11
- Domain Address Reg. date: 11/5/23
- Website address in use until: 21/5/23
Gemology Coursehttp://site-overview.com/stats/bwsmigel.info
Gemology instruction in lessons.
- Website Address renewal date: 15/3/8
- Domain Address Reg. date: 05/4/7
- Website address in use until: 20/4/7
Astrology, Horoscopes, Love, Numerology, Love test, Death, Death Test, Indian & Chinese Astrology / Horoscopehttp://site-overview.com/stats/findmyfate.com
Astrology, Horoscopes, Death Test, Gemology, Numerology, Love test, love astrology, Dream Analysis, Indian & Chinese Astrology, love, Death, Palm Reading, compatibility match making, palmistry and Daily Horoscopes, love horoscope by Find my fate. online astrology resources.
- Website Address renewal date: 16/3/31
- Domain Address Reg. date: 02/4/6
- Website address in use until: 19/4/6
Master Deepak Ji - Vedic Astrologer - Mdastrologyhttp://site-overview.com/stats/mdastrology.com
Vedic Astrologer Master Deepak ji is a an expert in Numerology, Gemology, Vastu Shastra and Lal Kitab. Know your weekly horoscopes & read astrology articles
- Known AddThis user account: ra-558ac14e7f79bff7
- Google Analytics ID: 98666386-1
- Website Address renewal date: 15/11/2
- Domain Address Reg. date: 15/11/2
- Website address in use until: 17/11/2
Buy Natural Gemstones online with Help of Certified Appraisal – GlobalGemologyhttp://site-overview.com/stats/globalgemology.org
Buy genuine & natural gemstones online with help of Certified Appraisal from GlobalGemology. If you are looking in buying it, get certified gemologist appraisal advice about- How to buy a Natural Gemstone.
- Google Analytics ID: 90944538-1
- Website Address renewal date: 17/4/6
- Domain Address Reg. date: 16/4/21
- Website address in use until: 18/4/21
GIA India | The World's Foremost Authority in Gemology™http://site-overview.com/stats/giaindia.in
GIA is a nonprofit gem research institute dedicated to protecting the public by providing education and objective, unbiased gem evaluations.
- Google Analytics ID: 60956985-1
- Website Address renewal date: 16/4/3
- Domain Address Reg. date: 08/5/26
- Website address in use until: 20/5/26
EGL Antwerp | Laboratoryhttp://site-overview.com/stats/eglantwerp.eu
EGL, EGL Antwerp, egl, egl antwerp, european gemological laboratory, gemology, diamond certificate