Purdy 2: Faceting Design Diagram
Successful tips, details and guide on Faceting Designs. A Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Purdy2".
0Quartz (Amethyst, Citrine, Ametrine, Smokey, Rose)
Purdy 2 (BEAD31.JRG)
By Jeff R. Graham
Copyright 2007
Angles for R.I. = 1.54
224 facets
16-fold, mirror-image symmetry
96 index
L/W = 1.000
H/W = 1.068
Vol./W^3 = 0.457
PAVILION
CROWN
Addition # 14 - NOTE: A temporary girdle can be cut using the P1 settings. This works well in about any material and I like it in light to medium saturated material.
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
Jeff R. Graham
The late Jeff Graham was a prolific faceter, creator of many original faceting designs, and the author of several highly-regarded instructional faceting books such as Gram Faceting Designs.
Related Articles
Rose Quartz Value, Price, and Jewelry Information
Ametrine Value, Price, and Jewelry Information
Amethyst Value, Price, and Jewelry Information
Citrine Value, Price, and Jewelry Information
Latest Articles
How Does Vapor Deposition Create Mystic Topaz and Aqua Aura Quartz?
Spurrite Value, Price, and Jewelry Information
Lapidary Technology Through the Ages: Laps and Polish
Why are Topaz and Citrine Gemstones Misidentified?
Never Stop Learning
When you join the IGS community, you get trusted diamond & gemstone information when you need it.
Get Gemology Insights
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!