Diamond Spirit 278

Cutting Diagram & Optical Specifications

Target Material

Spinel & Garnet (Rhodolite, Malaya, Pyrope)

Refractive Index

RI 1.72 (Critical Angle 35.5°)

Cut Shape

Oval

Facet & Tier Count

88 facets · 25 tiers

Index Gear

96 index

Length / Width Ratio

1.56

Optical Optimization Score

0.832

Brightness & Contrast

0.90 / 0.82

Deliverable

Instant Printable PDF Cutting Instructions

Diamond Spirit 278 is a meetpoint gemstone faceting pattern computationally optimized for Spinel & Garnet (Rhodolite, Malaya, Pyrope) (RI 1.72) on a 96-tooth index gear. Download includes complete tier-by-tier pavilion, girdle, and crown cutting angles, index numbers, and meetpoint diagrams.