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Blue Sapphire (Synthetic) Round Facet - 4mm
Blue Sapphire (Synthetic) Round Facet - 4mm

Retail Price: $9.00

Availability: Usually Ships in 24 Hours
Product Code: DGS-BS4


These wonderful stones are safe to fire in metal clay. Test Results, Silver 1200F-1HR, Silver 1475F-1HR, Bronze 1525F-2HR, Copper 1778F-30min. Safe to use torch and safe to use carbon.

Hardness: 9
Refractive index: 1.76
Specific Gravity: 4.0
Dispersion: .018 medium
Heat Sensitivity: None

Package of 2
  • 4mm

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