Ruby, Sapphire, and Emerald Buying Guide 2024 pdf epub mobi 电子书

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发表于2024-11-25

Ruby, Sapphire, and Emerald Buying Guide 2024 pdf epub mobi 电子书

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出版者:Intl Jewelry Pubns

作者:Renee Newman

出品人:

页数:188

译者:

出版时间:2009-03

价格:USD 19.95

装帧:Paperback

isbn号码:9780929975412

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Ruby, Sapphire, and Emerald Buying Guide 2024 pdf epub mobi 电子书图书描述

This guide helps buyers to evaluate these spectacular gems and it updates professionals on new treatments and sources of corundum and emerald. Using close-up photographs, the book shows how to make visual judgements about clarity, transparency, cut quality and brilliance. In addition, it helps you to understand lab reports and find appraisers and labs. You will also get tips on detecting imitations and synthetic stones. Let this guide provide the in-depth information you will need to be a smart buyer. Topics in this guide include: Quality evaluation; Gem treatments; Fakes and synthetics; Lab reports; Geographic sources; Appraisals; Gem cleaning & care; and, Savvy buying.

Ruby, Sapphire, and Emerald Buying Guide 2024 pdf epub mobi 电子书

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