Learn diamonds parameter chart
diamonds Weight Chart
| Loose Diamond | |||
|---|---|---|---|
| PCS/CTS. | SIEVE | WEIGHT | DIA |
| 1/200 | +000-0 | 0.005 | 0.98-1.10mm |
| 1/175 | +0-1 | 0.006 | 1.10-1.15mm |
| 1/150 | +1-1.5 | 0.007 | 1.15-1.20mm |
| 1/120 | +1.5-2 | 0.008 | 1.20-1.25mm |
| +2-2.5 | 0.009 | 1.25-1.30mm | |
| 1/110 | +2.5-3 | 0.010 | 1.30-1.35mm |
| +3-3.5 | 0.011 | 1.35-1.40mm | |
| 1/80 | +3.5-4 | 0.012 | 1.40-1.45mm |
| +4-4.5 | 0.013 | 1.45-1.50mm | |
| 1/70 | +4.5-5 | 0.014 | 1.50-1.55mm |
| 1/60 | +5-5.5 | 0.016 | 1.55-1.60mm |
| 1/50 | +5.5-6 | 0.018 | 1.60-1.70mm |
| +6-6.5 | 0.021 | 1.70-1.80mm | |
| 1/40 | +6.5-7 | 0.025 | 1.80-1.90mm |
| 1/30 | +7-7.5 | 0.029 | 1.90-2.00mm |
| +7.5-8 | 0.035 | 2.00-2.10mm | |
| 1/25 | +8-8.5 | 0.039 | 2.10-2.20mm |
| +8.5-9 | 0.044 | 2.20-2.30mm | |
| 1/20 | +9-9.5 | 0.052 | 2.30-2.40mm |
| +9.5-10 | 0.058 | 2.40-2.50mm | |
| 1/15 | +10-10.5 | 0.069 | 2.50-2.60mm |
| +10.5-11 | 0.074 | 2.60-2.70mm | |
| 1/12 | +11-11.5 | 0.078 | 2.70-2.80mm |
| +11.5-12 | 0.086 | 2.80-2.90mm | |
| 1/10 | +12-12.5 | 0.095 | 2.90-3.00mm |
| +12.5-13 | 0.108 | 3.00-3.10mm | |
| 1/8 | +13-13.5 | 0.116 | 3.10-3.20mm |
| +13.5-14 | 0.125 | 3.20-3.30mm | |
| 1/7 | +14-14.5 | 0.135 | 3.30-3.40mm |
| +14.5-15 | 0.146 | 3.40-3.50mm | |
| 1/6 | +15-15.5 | 0.159 | 3.50-3.60mm |
| +15.5-16 | 0.175 | 3.60-3.70mm | |
| SIZE | DIA(mm) | (4) 0.40 CTS | 4.8mm |
| (1) 0.20 CTS | 3.8mm | (5) 0.50 CTS | 5.2mm |
| (2) 0.25 CTS | 4.1mm | (6) 0.75 CTS | 5.8mm |
| (3) 0.30 CTS | 4.5mm | (7) 1.00 CTS | 6.5mm |
