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Opal Halo 618
Cushion Heptagon Synthetic Moissanite (Silicon Carbide) Faceting Diagram · Optimized for RI 2.67 · 84 Index Gear
Cutting Diagram & Optical Specifications
- Target Material
- Synthetic Moissanite (Silicon Carbide)
- Refractive Index
- RI 2.67 (Critical Angle 22.0°)
- Cut Shape
- Cushion Heptagon
- Facet & Tier Count
- 99 facets · 8 tiers
- Index Gear
- 84 index
- Length / Width Ratio
- 1.01
- Optical Optimization Score
- 0.946
- Brightness & Contrast
- 0.99 / 0.96
- Deliverable
- Instant Printable PDF Cutting Instructions
Opal Halo 618 is a meetpoint gemstone faceting pattern computationally optimized for Synthetic Moissanite (Silicon Carbide) (RI 2.67) on a 84-tooth index gear. Download includes complete tier-by-tier pavilion, girdle, and crown cutting angles, index numbers, and meetpoint diagrams.