Secrets of the Gem Trade by Richard Wise

Secrets Of The Gem Trade: The Connoisseurs Guide To Precious Gemstones by Richard W. Wise (Graduate Gemologist and President of R. W. Wise, Goldsmiths, Inc. with years of gemological study) is an impressive new reference for dedicated dealers and collectors of gems, gemstones, and other valued gemological items such as pearls. Introducing and descriptively exploring each and every gem covered in the easy-to-use reference, Secrets Of The Gem Trade contains an illustrated summary of each stone inclusive of its history and general information, hue and tone, saturation, which may be noticed as the finest, an understanding of the particular gems rarity, and the caution for synthetics and how to depict them, however dependant upon the stone there may be description of clarity, color fading, multi-color effect, etc. Secrets Of The Gem Trade is very highly recommended to anyone interested in gemology as a superbly organized, authoritative, comprehensive, and easy-to-follow reference.

Gemological Laboratories | Gemological Education Page | Gemological Equipment Page

 Gemological Laboratories Page 1-2

Gemological Education Page 1-2

Gemological Equipment Page 1

Professional Gem Sciences Inc
PGS is a full service gemological laboratory, offering independent, quality reports on diamonds and color gemstones, whether loose or mounted in jewelry.
http://www.progem.com
 
Manhattan Appraisers
Manhattan Appraisers. Free quote. Appraisal price list. Quality service from industry experts. Professional independent appraisals. 212-764-0471.
http://www.manhattanappraisers.com
 
GEMLAB Gemological Laboratory
We are a well equipped gemological laboratory in the Principality of Liechtenstein (Europe) using VIS/NIR, Raman/Photoluminescence and FTIR spectroscopy as well as standard gemological equippment to assure proper identification and certification. Besides the lab we deal in fancy color diamonds and unusual gemstones like color change garnets.
http://www.gemlab.net
 
AIG Labs
Gemological Laboratory & Jewelry Appraisal Services for Consumers, Law Enforcement Agencies, Banks, Insurance Companies, & Retailers
http://www.aiglabs.com
 
Asian Institute of Gemological Sciences
The Asian Institute of Gemological Sciences was founded in 1978 as Southeast Asia's first educational and research institute devoted exclusively to the training of students in the scientific and practical aspects of gemology and the gem trade.
http://www.aigsthailand.com
 
EGL Tel Aviv
EGL/Tel Aviv is part of a worldwide network of gemological laboratories (Antwerp, Istanbul, Johannesburg, Los Angeles, London, New York, Paris, Ramat Gan, and Seoul), offering certificates, courses, and the new diamond
http://www.diamond-key.com/egl
 
Photo Masters of Diamond Grading by Gary Roskin
The definitive, illustrated guide to Clarity Grading. A must-have for anyone interested in learning about grading the clarity of Diamonds.
EGL Johannesberg
EGL South Africa
http://www.egl.co.za 

EGL USA: European Gemological laboratory
EGL USA is world’s most trusted gemological laboratories. EGL USA offers a range of gemological services and certificates, including pre-grading of gemstones and diamond, pearl, colored stone & finished jewelry certificates.
http://www.eglusa.com

The Gemological Association and Gem Testing Laboratory of Great Britain
The Gemological Association and Gem Testing Laboratory of Great Britain GAGTL 27 Greville Street (Saffron Hill Entrance) London EC1N 8SU UK,27 Greville Street (Saffron Hill Entrance),London,NON-US,England,+44 (0) 171 404 3334,ECIN 8SU
http://www.gagtl.ac.uk

North American Lapidary Laboratory
North American Lapidary Laboratory provides gem artists, lapidaries, gem dealers, jewelers, appraisers, insurers, the courts, and consumers an accurate, in depth, easy to understand, third party analysis of gems and gem art. The Laboratory issues gem identification reports, grading reports on diamonds, pearls, and standard faceted colored gemstones, and gem art. North American Lapidary Laboratory offers consultation, appraisal, expert witness, lecture, and educational services and is available to provide guidance to anyone issuing appraisals on Gem Art.
http://www.gemartlab.com

GIA
Gemological Institute of America
http://www.gia.edu

GLA - Gemmologisches Labor Austria GmbH
A-1010 Vienna/Austria/Europe Habsburgergasse 10
http://www.gla.at

Global Gem Laboratory
Global Gem Lab
http://www.globalgemlab.com

Harold Weinstein Gemmological Laboratory
HWL, Canadas most experienced independent gemological laboratory, was founded in 1977 to serve the jewellery trade, the jewellery buying public, the legal profession, the insurance industry , banks and government agencies.,Canada,Canada,NON-US,Canada,41
http://www.hwgem.com

IGI
Diamond & Colored Stone Reports/ Jewelry Identification & Appraisal Reports/ Gemological Training courses / Diamond Repair
http://www.igi-usa.com

 

James Allen Loose Diamonds

 

Last Update: 01/25/08

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