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Gemworld International

Books by Gemworld International

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Photo Masters for Diamond Grading image

Photo Masters for Diamond Grading

Author(s): Gary A Roskin
ISBN-13: 9780964173309
Publisher: Gemworld International
Released: Jan 01, 1994
Format: Hardcover, 94 pages
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Visual Optics - Gem Identification Without Instruments image

Visual Optics - Gem Identification Without Instruments

ISBN-13: 9780964173316
Edition: 1
Publisher: Gemworld International
Released: Jan 01, 1995
Format: Spiral-bound, 50 pages
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Wonders Within Gemstones : The Elusive Beauty of Gemstone Inclusions image

Wonders Within Gemstones : The Elusive Beauty of Gemstone Inclusions

Author(s): de Goutière, Anthony
ISBN-13: 9780964173323
Edition: First Edition
Publisher: Gemworld International
Released: Jan 01, 1996
Format: Hardcover, 135 pages
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The Jeweler's Guide to Effective Insurance Appraising image

The Jeweler's Guide to Effective Insurance Appraising

Author(s): Joseph, Ralph S
ISBN-13: 9780964173330
Edition: 1
Publisher: Gemworld International
Released: Jan 01, 1996
Format: Hardcover, 172 pages
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MicroWorld of Diamonds:A Visual Reference image

MicroWorld of Diamonds:A Visual Reference

Author(s): John I. Koivula
ISBN-13: 9780964173354
Edition: First Edition
Publisher: Gemworld International
Released: Jan 01, 2000
Format: Hardcover, 157 pages
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