Antique 1: Faceting Design Diagram
Detailed information and guide on Faceting Designs. A Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Antique 1"
Garnet (Pyrope, Rhodolite, Almandine, Spessartite, Grossular, Demantoid, Tsavorite)
Antique 1 (GNETP4.JRG)
By Jeff R. Graham
82.7% Light Return
Angles for R.I. = 1.73
41 facets + 8 facets on girdle = 49
4-fold, mirror-image symmetry
L/W = 1.000 T/W = 0.517 T/L = 0.517
P/W = 0.405 C/W = 0.220
H/W = (P+C)/W+0.02 = 0.645
P/H = 0.628 C/H = 0.341
Vol./W^3 = 0.235
Gram Book 1 - This design is fairly simple to cut and makes a nice stone in about any material. Try cutting it in a lighter colored material, it makes nice earrings or ring, 1-6cts. Works in man-made Sapphire and Spinel. Cut in refractive indexes 1.73 to 2.14 (88.6%) with no changes.
Random - Cosine - ISO
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
Garnet Value, Price, and Jewelry Information
How Do Garnets Form?
Top Spots for Gem Hunting in the US
Void Reaver Gem Design for a Lab-Created Alexandrite
D20 Gemstone: a Dungeons and Dragons-Inspired Design
Variscite Value, Price, and Jewelry Information
Interview with Justin Prim and Victoria Raynaud: The Dynamic Duo That Built a Multifaceted Business in the World of Gems
When you join the IGS community, you get trusted diamond & gemstone information when you need it.
Get started with the International Gem Society’s free guide to gemstone identification. Join our weekly newsletter & get a free copy of the Gem ID Checklist!