Open04.212 Understudy 1
Larson, Vernon E "Larry"; Unpublished; L/W=1.220 H/W=0.801 Vol/W³=0.411 96 index 53+10 facets

Open04.213 Emerald Isle Cut
Perkins, Jim; Personal communication, Copyright July 7, 2002; L/W=1.200 H/W=0.753 Vol/W³=0.380 96 index 45+8 facets

Open04.214 21st Century Emerald - Dark Garnet
Perkins, Jim; Personal communication, Copyright June 2010; L/W=1.250 H/W=0.635 Vol/W³=0.396 96 index 41+8 facets

Open04.215 INCA EMERALD
Perkins, Jim; Personal communication, Copyright Dec 7, 2003; L/W=1.250 H/W=0.735 Vol/W³=0.388 96 index 33+8 facets

Open04.216 The Jim/Phil Project
Perkins, Jim; Unpublished; L/W=1.500 H/W=0.713 Vol/W³=0.518 96 index 69+8 facets

Open04.217 The Jim/Phil Project 2
Perkins, Jim; Unpublished; L/W=1.500 H/W=0.761 Vol/W³=0.527 96 index 69+8 facets

Open04.218 KIM's CHRISTMAS EMERALD 2003
Perkins, Jim; Unpublished, May 6, 2003; L/W=1.251 H/W=0.765 Vol/W³=0.419 96 index 45+8 facets

Open04.219 Reproducible Radiant Rectangle Classic
Arajs, Roland; Sketch: www.whiteflash.com/about-diamonds/diamond-education/the-radiant-cut-diamond.htm; L/W=1.334 H/W=0.914 Vol/W³=0.564 96 index 53+8 facets CAM preform

Open04.220 Radiant Rectangle with UDST
Arajs, Roland; Unpublished; L/W=1.333 H/W=1.179 Vol/W³=0.709 96 index 42+8 facets UDST=Ugly-Duckling-to-Swan-Transform. Pavilion triple reflection to improve tilt response for low RI.

Open04.221 Brilliant Rectangle 1
Emery, Wayne; Facets, Jan 2015 p7; L/W=1.253 H/W=0.801 Vol/W³=0.457 96 index 47+8 facets Copyright 2008 Wayne Emery

Link04.222 Golden Steps04.222 Golden Steps
Glenn, Greg; http://www.usfacetersguild.org/gem_designs/greg_glenn/Goldstep.pdf; L/W=1.600 H/W=0.603 Vol/W³=0.465 96 index 45+8 facets Steps only 2 degrees apart. Culet below critical angle for quartz.

Open04.223 Standard Emerald Cut
Ruelle, Maxime; Unpublished; L/W=2.000 H/W=0.839 Vol/W³=1.030 96 index 37+8 facets Steep ends good for closed C-axis tourmaline

Open04.224 EASY TOURMALINE
Long, Robert H.; Unpublished; L/W=1.514 H/W=0.777 Vol/W³=0.550 96 index 31+8 facets Good for tourmaline, very easy to cut

Open04.225 EASY OTHER
Long, Robert H.; Unpublished; L/W=1.514 H/W=0.870 Vol/W³=0.625 96 index 37+8 facets Variation of 04.224

Open04.226 LONGER TOURMALINE
Long, Robert H.; Unpublished; L/W=1.921 H/W=1.104 Vol/W³=1.183 96 index 37+8 facets Can always substitute a step cut crown if desired

Open04.227 EASY OTHER 125
Long, Robert H.; Unpublished; L/W=1.250 H/W=0.802 Vol/W³=0.454 96 index 37+8 facets

Open04.228 EASY OTHER 133
Long, Robert H.; Unpublished; L/W=1.331 H/W=0.820 Vol/W³=0.504 96 index 37+8 facets This should end the series (L/W 1.25, 1.33, 1.5, 2)

Open04.229 EASY OTHER 140
Long, Robert H.; Unpublished; L/W=1.401 H/W=0.831 Vol/W³=0.537 96 index 37+8 facets OK, One more for 5x7 shape

Open04.230 DOUBLE GOLD 15
Long, Robert H.; Unpublished; L/W=1.618 H/W=0.954 Vol/W³=0.683 96 index 37+8 facets L/W 1.618 requres an index of about 15.5 for opposing corners

Open04.231 Ideal Emerald 133 Beryl
Weintraub, Steven Jr.; Unpublished; L/W=1.330 H/W=0.658 Vol/W³=0.402 96 index 45+8 facets