Mock Check Squares: Faceting Design Diagram
Successful tips and guide on Faceting Designs. Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Mock Check Squares"0
Mock Check Squares - Reflector (MC41.JRG)
By Jeff R. Graham
90.3% Light Return
Angles for R.I. = 1.54
17 facets + 4 facets on girdle = 21
4-fold, mirror-image symmetry
L/W = 1.000 T/W = 0.807 T/L = 0.807
P/W = 0.466 C/W = 0.239
H/W = (P+C)/W+0.02 = 0.726
P/H = 0.643 C/H = 0.330
Vol./W^3 = 0.372
Addition # 4 - This cuts very easy, I like it in medium colors, it has a checker flash, believe it or not. I use it a lot for quick earrings in 4mm to 12mm sizes. Make the steps on the crown as even as you can. Works in Tourmaline and Topaz. Cut this in R.I. 1.54 to 1.93 (88.9%) without changes.
Random - Cosine - ISO
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
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