Silver Nebula 370

Cutting Diagram & Optical Specifications

Target Material

Topaz & Tourmaline

Refractive Index

RI 1.61 (Critical Angle 38.4°)

Cut Shape

Mirrored Cut-Corner Trillion

Facet & Tier Count

45 facets · 11 tiers

Index Gear

96 index

Length / Width Ratio

1.15

Optical Optimization Score

0.895

Brightness & Contrast

0.96 / 0.92

Deliverable

Instant Printable PDF Cutting Instructions

Silver Nebula 370 is a meetpoint gemstone faceting pattern computationally optimized for Topaz & Tourmaline (RI 1.61) on a 96-tooth index gear. Download includes complete tier-by-tier pavilion, girdle, and crown cutting angles, index numbers, and meetpoint diagrams.