Pop’s Orange: 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 "Pop's Orange".


Sapphire / Corundum (Ruby, Ceylon, Padparadschah, Pink, Yellow, Green)

Pop's Orange (MC70.JRG)
By Jeff R. Graham
Copyright 2002
77% Light Return
Angles for R.I. = 1.76
105 facets + 16 facets on girdle = 121
8-fold, mirror-image symmetry
96 index
L/W = 1.000 T/W = 0.491 T/L = 0.491
P/W = 0.541 C/W = 0.160
H/W = (P+C)/W+0.02 = 0.721
P/H = 0.750 C/H = 0.222
Vol./W^3 = 0.273

Addition # 7 - This is designed for re-cutting native Sapphires. It will help improve color and keep weight. It is easy to cut and notice that I put a kicker on the pavilion to liven up the table reflection. NOTE: To save rough, just barely cut the P1, no need to center point…

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.

Never Stop Learning

When you join the IGS community, you get trusted diamond & gemstone information when you need it.

Become a Member

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!