24 jun 2020
Value with Richard Drucker
55 minutes
Episodios
Ordenados por fecha de publicación.
10 jun 2020
Emeralds with Jeffery Bergman
1 hour 9 minutes
22 may 2020
Trade Shows with Doug Hucker
1 hour 4 minutes
16 oct 2019
An Extended Interview with Bill Larson
44 minutes
2 oct 2019
Jewelry Appraisals with David Atlas
45 minutes
18 sept 2019
Field Gemology with Wim Vertriest
43 minutes
4 sept 2019
Gem Cutting with Justin K. Prim & Jeff Hapeman
48 minutes
4 sept 2019
Gem Cutting with Justin K. Prim & Jeff Hapeman
48 minutes
21 ago 2019
Ruby with Richard Hughes
50 minutes
8 may 2019
Gemstone Inclusions with Nathan Renfro
42 minutes
25 abr 2019
Tourmaline with Brian Cook
52 minutes
11 abr 2019
Gem Labs with Billie Hughes
43 minutes
27 mar 2019
Advanced Gemological Equipment (For Dummies) with Alberto Scarani
49 minutes
13 mar 2019
Women in Jewelry and Gemology with Erica Courtney
33 minutes
27 feb 2019
Tucson 2019: The Gem Extravaganza
1 hour 11 minutes
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