Diamond, Ruby, Emerald, Sapphire and Other Precious-stone Jewels
Author : Sotheby Parke Bernet Inc
Publisher :
Page : pages
File Size : 16,29 MB
Release : 1965
Category :
ISBN :
Author : Sotheby Parke Bernet Inc
Publisher :
Page : pages
File Size : 16,29 MB
Release : 1965
Category :
ISBN :
Author : Renee Newman
Publisher :
Page : 0 pages
File Size : 15,95 MB
Release : 2009
Category : Emeralds
ISBN : 9780929975412
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; Savvy buying.
Author : Sotheby's (Firm)
Publisher :
Page : pages
File Size : 36,71 MB
Release : 1968
Category : Auction catalogs
ISBN :
Author : Parke-Bernet Galleries
Publisher :
Page : 85 pages
File Size : 13,46 MB
Release : 1968
Category : Jewelry
ISBN :
Author : Parke-Bernet Galleries
Publisher :
Page : 85 pages
File Size : 41,39 MB
Release : 1968
Category : Jewelry
ISBN :
Author : Sotheby's (Firm)
Publisher :
Page : pages
File Size : 40,56 MB
Release : 1968
Category : Auction catalogs
ISBN :
Author : Parke-Bernet Galleries
Publisher :
Page : pages
File Size : 15,68 MB
Release : 1965
Category :
ISBN :
Author : Parke-Bernet Galleries
Publisher :
Page : 108 pages
File Size : 50,80 MB
Release : 1968
Category : Jewelry
ISBN :
Author : Parke-Bernet Galleries
Publisher :
Page : 108 pages
File Size : 48,90 MB
Release : 1968
Category : Jewelry
ISBN :
Author : Parke-Bernet Galleries (New York, N.Y.)
Publisher :
Page : 108 pages
File Size : 38,41 MB
Release : 1968
Category :
ISBN :