Low Boy: Faceting Design Diagram

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

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HomeLearning CenterJewelry and LapidaryGemstone Faceting Diagrams and Technical Cutting InformationLow Boy: Faceting Design Diagram
By Jeff R. Graham

Quartz (Amethyst, Citrine, Ametrine, Smokey, Rose)

Low Boy (MC54.JRG)Maraba Citrine
By Jeff R. Graham
Copyright 2001
75.8% Light Return
Angles for R.I. = 1.54
45 facets + 8 facets on girdle = 53
4-fold, mirror-image symmetry
96 index
L/W = 1.000 T/W = 0.713 T/L = 0.713
P/W = 0.454 C/W = 0.129
H/W = (P+C)/W+0.02 = 0.604
P/H = 0.753 C/H = 0.214
Vol./W^3 = 0.202

Addition # 7 - The crown on this is low for dark materials, it can be raised in higher refractive indexes. Cut in indexed 1.54 to 2.14 with no changes. Tourmaline is 86.9%… I really designed this for Garnet.


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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