| Carat Weight | 4.67 ct |
| Diameter | 13.0 mm |
| Edge Features | < 0.2 mm |
| Side 1, Roughness, Ra | polished, Ra < 5 nm (over 1mm2) ,special requirements upon request |
| Side 2, Roughness, Ra | polished, Ra < 5 nm (over 1mm2), special requirements upon request |
| Thickness Tolerance | ±0.06-0.07 mm |
| Thickness Dimension | 2.0 mm |
| Thermal Conductivity | 2000 Wm-1K-1 |
| Infrared Transmittance(wavelength: 220nm-50μm) | >68% ( except for 4-6 μm position) |