Choosing the right gemstone size is an important part of creating your perfect piece of jewellery. Our Moissanite vs Diamond Size Chart makes it easier to compare popular gemstone sizes and understand how they look when set in jewellery.
"Round Cut Moissanite and Diamond Size Chart - When comparing the carat weight of a moissanite gemstone to a diamond of the same size, the moissanite will weigh less."
| Size (Mm) | Moissanite Average Weight | Diamond Equivalent Weight |
|---|---|---|
| 5 x 3 | 0.33 | 0.31 |
| 6 x 4 | 0.61 | 0.50 |
| 7 x 5 | 1.00 | 1.00 |
| 8 x 6 | 1.80 | 2.00 |
| 9 x 7 | 2.50 | 2.50 |
| 10 x 8 | 3.50 | 3.50 |
| 11 x 9 | 5.19 | 5.05 |
| 12 x 10 | 6.23 | 6.79 |
| 14 x 10 | 8.20 | 8.47 |
"Cushion Cut Moissanite and Diamond Size Chart - When comparing the carat weight of a moissanite gemstone to a diamond of the same size, the moissanite will weigh less."
| Size (Mm) | Moissanite Average Weight | Diamond Equivalent Weight |
|---|---|---|
| 5 × 3 | 0.33 | 0.31 |
| 6 × 4 | 0.61 | 0.50 |
| 8 × 6 | 1.80 | 2.00 |
| 9 × 7 | 2.50 | 2.50 |
| 10 × 8 | 3.50 | 3.50 |
| 11 × 9 | 5.19 | 5.05 |
| 12 × 10 | 6.23 | 6.79 |
| 14 × 10 | 8.20 | 8.47 |
"Oval Cut Moissanite and Diamond Size Chart - When comparing the carat weight of a moissanite gemstone to a diamond of the same size, the moissanite will weigh less."
| Size (Mm) | Moissanite Average Weight | Diamond Equivalent Weight |
|---|---|---|
| 5 × 3 | 0.25 | 0.30 |
| 6 × 4 | 0.50 | 0.50 |
| 7 × 5 | 0.75 | 0.90 |
| 8 × 6 | 1.25 | 1.50 |
| 9 × 7 | 1.75 | 2.00 |
| 10 × 8 | 2.50 | 2.50 |
| 11 × 9 | 3.00 | 3.50 |
| 2 × 10 | 4.00 | 4.00 |
| 14 × 10 | 5.00 | 5.00 |
"Emerald Cut Moissanite and Diamond Size Chart - When comparing the carat weight of a moissanite gemstone to a diamond of the same size, the moissanite will weigh less."
| Size (Mm) | Moissanite Average Weight | Diamond Equivalent Weight |
|---|---|---|
| 5 × 3 | 0.25 | 0.30 |
| 6 × 4 | 0.50 | 0.50 |
| 7 × 5 | 0.75 | 0.90 |
| 8 × 6 | 1.25 | 1.50 |
| 9 × 7 | 1.75 | 2.00 |
| 10 × 8 | 2.50 | 2.50 |
| 11 × 9 | 3.00 | 3.50 |
| 12 × 10 | 4.00 | 4.00 |
| 14 × 10 | 5.00 | 5.00 |
"Radiant Cut Moissanite and Diamond Size Chart - When comparing the carat weight of a moissanite gemstone to a diamond of the same size, the moissanite will weigh less."
| Size (Mm) | Moissanite Average Weight | Diamond Equivalent Weight |
|---|---|---|
| 5 × 3 | 0.25 | 0.30 |
| 6 × 4 | 0.50 | 0.50 |
| 7 × 5 | 0.75 | 0.90 |
| 8 × 6 | 1.25 | 1.50 |
| 9 × 7 | 1.75 | 2.00 |
| 10 × 8 | 2.50 | 2.50 |
| 11 × 9 | 3.00 | 3.50 |
| 12 × 10 | 4.00 | 4.00 |
| 4 × 10 | 5.00 | |
| Note: Carat weights are approximate and may vary depending on the cut, depth, and proportions of each stone. | ||
"Pear Cut Moissanite and Diamond Size Chart - When comparing the carat weight of a moissanite gemstone to a diamond of the same size, the moissanite will weigh less."
| Size (Mm) | Moissanite Average Weight | Diamond Equivalent Weight |
|---|---|---|
| 5 × 3 | 0.25 | 0.30 |
| 6 × 4 | 0.50 | 0.50 |
| 7 × 5 | 0.75 | 0.90 |
| 8 × 5 | 1.00 | 1.00 |
| 8 × 6 | 1.25 | 1.50 |
| 9 × 6 | 1.50 | 1.75 |
| 10 × 7 | 2.00 | 2.25 |
| 11 × 7 | 2.25 | 2.50 |
| 12 × 8 | 3.00 | 3.50 |
| 14 × 9 | 4.00 | 4.50 |
"Marquise Cut Moissanite and Diamond Size Chart - When comparing the carat weight of a moissanite gemstone to a diamond of the same size, the moissanite will weigh less."
| Size (Mm) | Moissanite Average Weight | Diamond Equivalent Weight |
|---|---|---|
| 5 × 2.5 | 0.20 | 0.25 |
| 6 × 3 | 0.25 | 0.30 |
| 7 × 3.5 | 0.35 | 0.40 |
| 8 × 4 | 0.50 | 0.60 |
| 9 × 4.5 | 0.65 | 0.75 |
| 10 × 5 | 0.75 | 0.90 |
| 11 × 5.5 | 1.00 | 1.10 |
| 12 × 6 | 1.25 | 1.40 |
| 14 × 7 | 2.00 | 2.20 |
| 16 × 8 | 3.00 | 3.30 |
"Princess Cut Moissanite and Diamond Size Chart - When comparing the carat weight of a moissanite gemstone to a diamond of the same size, the moissanite will weigh less."
| Size (Mm) | Moissanite Average Weight | Diamond Equivalent Weight |
|---|---|---|
| 3 × 3 | 0.15 | 0.20 |
| 4 × 4 | 0.30 | 0.35 |
| 5 × 5 | 0.50 | 0.65 |
| 7 × 7 | 1.25 | 1.50 |
| 8 × 8 | 1.75 | 2.00 |
| 9 × 9 | 2.50 | 3.00 |
| 11 × 11 | 4.50 | 5.00 |
| 12 × 12 | 5.50 | 6.00 |
"Asscher Cut Moissanite and Diamond Size Chart - When comparing the carat weight of a moissanite gemstone to a diamond of the same size, the moissanite will weigh less."
| Size (Mm) | Moissanite Average Weight | Diamond Equivalent Weight |
|---|---|---|
| 4 × 4 | 0.30 | 0.35 |
| 5 × 5 | 0.50 | 0.60 |
| 6 × 6 | 0.80 | 1.00 |
| 7 × 7 | 1.25 | 1.50 |
| 8 × 8 | 1.75 | 2.00 |
| 9 × 9 | 2.50 | 3.00 |
| 10 × 10 | 3.00 | 3.50 |
| 11 × 11 | 4.00 | 4.50 |
| 12 × 12 | 5.00 | 5.50 |
Ivevar has evolved from natural diamond cutting to focusing on lab-grown diamonds and moissanite, emphasizing eco-friendliness and ethical responsibility. These sustainable choices reflect our commitment to responsible jewellery.
To bridge the gap between moissanite and diamond in terms of carat size, our skilled gem cutters meticulously analyze each stone. Their expertise focuses on enhancing the inherent beauty of the stones. Each piece is expertly handcrafted to highlight the gemstone's natural allure and sparkle.
In addition to offering a size chart for moissanite and diamonds for your reference, we take pride in stating that our lab-grown diamonds and moissanite are both ethical and environmentally friendly. We are committed to minimizing our carbon footprint and ensuring our products are conflict-free.
Both lab-grown diamonds and moissanite are known for their durability and resistance to chipping and breaking, thanks to their hardness. Lab-grown diamonds score a perfect 10/10, while moissanite ranges between 9.25–9.50 on the Mohs hardness scale.