Quick Cushion gem designQuick Cushion gem design

Quick Cushion: Faceting Design Diagram

Successful tips and guide on Faceting Designs. A Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Quick Cushion".


Beryl (Aquamarine, Emerald, Helidore, Bixbite, Goshenite, Morganite, Golden Beryl)

Quick Cushion gem design

Quick Cushion (MC28.JRG)
By Jeff R. Graham
Copyright 1999
88.6% Light Return
Angles for R.I. = 1.56
41 facets + 8 facets on girdle = 49
4-fold, mirror-image symmetry
96 index
L/W = 1.000 T/W = 0.561 T/L = 0.561
P/W = 0.513 C/W = 0.174
H/W = (P+C)/W+0.02 = 0.707
P/H = 0.726 C/H = 0.246
Vol./W^3 = 0.304

Addition # 4 - This will work in R.I. 1.56-1.76 with no changes, I designed it for smaller stones, that is why the Pavilion is so simple. Works well in about any material, I use it for earrings, 1/2ct to 4cts. This works in Tourmaline and Topaz.




Random - Cosine - ISO

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.

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