Gemstone Page For Size Chart Tab
GEMSTONES
For colored gemstones, dimensions are the best way of accurately measuring size. These dimensions are accurate plus or minus 0.2mm and gemstone weights are an average in carat . Here is a table of equivlence for a quick reference (for other gemstones view the product details tab)
Asscher | Cushion | Emerald | Heart | Marquise | Oval | Pear | Princess | Round | Radiant
| mm / carat | Diamond | Moissanite | Morganite |
| ASSCHER | |||
| 5x5 | 0.81 | ||
| 6x6 | 1.34 | ||
| 7x7 | 2.12 | ||
| 8x8 | 3.16 | ||
| 9x9 | 4.50 | ||
| 10x10 | 6.17 | ||
| CUSHION (LG) | Diamond | Moissanite | Morganite |
| 7x5 | |||
| 8x6 | 1.61 | ||
| 9x7 | 2.47 | 2.00 | |
| 10x8 | 3.58 | 2.50 | |
| 11x9 | 5.00 | 3.40 | |
| 12x10 | 6.72 | 4.60 | |
| CUSHION (SQ) | Diamond | Moissanite | Morganite |
| 5x5 | 0.60 | 0.57 | |
| 6X6 | 1.10 | 0.96 | |
| 7X7 | 1.70 | 1.49 | 2.00 |
| 8X8 | 2.40 | 2.15 | 2.50 |
| 9X9 | 3.30 | 2.98 | 3.40 |
| 10X10 | 5.02 | 4.18 | 4.60 |
| EMERALD | Diamond | Moissanite | Morganite |
| 7x5 | 1.01 | 0.92 | 1.00 |
| 8x6 | 1.75 | 1.60 | 1.40 |
| 9x7 | 2.52 | 2.30 | 2.20 |
| 10x8 | 3.55 | 3.24 | 3.10 |
| 11x9 | 4.50 | 3.70 | |
| 12x10 | 6.70 | ||
| HEART | Diamond | Moissanite | Morganite |
| 5x5 | 0.50 | 042 | |
| 6x6 | 0.80 | 0.70 | |
| 7x7 | 1.20 | ||
| 8x8 | 1.80 | 1.61 | |
| MARQUISE | Diamond | Moissanite | Morganite |
| 8x4 | 0.47 | ||
| 9x4½ | 0.67 | ||
| 10x5 | 0.90 | ||
| OVAL | Diamond | Moissanite | Morganite |
| 7x5 | 0.90 | 0.84 | |
| 8x6 | 1.50 | 1.33 | |
| 9x7 | 2.10 | 1.91 | |
| 10x8 | 3.00 | 2.72 | |
| 11x9 | 4.20 | ||
| 12x10 | 5.80 | ||
| PEAR | Diamond | Moissanite | Morganite |
| 8x5 | 0.94 | 0.85 | |
| 9x6 | 1.50 | 1.33 | |
| 10x7 | 2.10 | 1.93 | |
| 12x8 | 3.57 | 3.09 | |
| RADIANT | Diamond | Moissanite | Morganite |
| 7x5 | 1.20 | 1.04 | |
| 8x6 | 1.80 | 1.67 | |
| 9x7 | 2.70 | 2.43 | |
| 10x8 | 3.90 | 3.51 | |
| 11x9 | 5.00 | ||
| 12x10 | 7.20 | ||
| ROUND | Diamond | Moissanite | Morganite |
| 5 | 0.50 | 0.41 | |
| 5½ | 0.60 | 0.54 | |
| 6 | 0.80 | 0.68 | |
| 6½ | 1.00 | 0.88 | |
| 7 | 1.20 | 1.10 | |
| 7½ | 1.50 | 1.35 | |
| 8 | 1.90 | 1.60 | |
| 8½ | 2.20 | 1.90 | |
| 9 | 2.70 | 2.26 | |
| 9½ | 3.10 | 2.75 | |
| 10 | 3.60 | 3.08 | |
| 10½ | 4.20 | 3.57 | |
| 11 | 4.75 | 4.11 | |
| PRINCESS | Diamond | Moissanite | Morganite |
| 6x6 | |||
| 7x7 | |||
| 8x8 |