Diamond Size Chart
Radiant Diamond Size Chart
Radiant cut diamonds have trimmed corners and a brilliant cut style that blends round sparkle with an emerald-like outline.
Average Radiant Diamond Sizes
- 0.50 carat ≈ 5 x 4 mm
- 1.00 carat ≈ 6.5 x 5.5 mm
- 2.00 carat ≈ 8 x 7 mm
Tip: Rectangular radiants often look bigger than square ones of the same carat.
Select a diamond shape.
| MM Size | Carat Weight |
|---|---|
| 4.3x3 mm. | 0.25 ct. |
| 4.5x3.5 mm. | 0.34 ct. |
| 6x3 mm. | 0.41 ct. |
| 6x4 mm. | 0.50 ct. |
| 6.5x4.5 mm. | 0.75 ct. |
| 7x5 mm. | 1.00 ct. |
| 7.3x5.5 mm. | 1.25 ct. |
| 7.5x5.8 mm. | 1.50 ct. |
| 8x6 mm. | 1.75 ct. |
| MM Size | Carat Weight |
|---|---|
| 8.2x6.2 mm. | 2.00 ct. |
| 8.5x6.5 mm. | 2.25 ct. |
| 9x7 mm. | 2.50 ct. |
| 9.5x7.5 mm. | 3.00 ct. |
| 10x7 mm. | 3.31 ct. |
| 10x8 mm. | 3.50 ct. |
| 10.2x8.2 mm. | 4.00 ct. |
| 10.5x8.5 mm. | 4.50 ct. |
| 11x9 mm. | 5.00 ct. |
| MM Size | Carat Weight |
|---|---|
| 11.5x10 mm. | 6.45 ct. |
| 12x9 mm. | 6.06 ct. |
| 13x9 mm. | 6.54 ct. |
| 13.2x9.2 mm. | 6.79 ct. |
| 14x10 mm. | 8.47 ct. |
| 13x11 mm. | 9.33 ct. |
| 13.5x11.5 mm. | 10.19 ct. |
| 15x11 mm. | 11.48 ct. |
| 14x12 mm. | 12.14 ct. |
| 16x12 mm. | 14.22 ct. |
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Frequently Asked Questions
How do I read a pear cut diamond size chart?
The chart shows how a diamond’s carat weight translates into millimeter dimensions, helping you estimate its actual appearance and finger coverage.
Do pear cut diamonds look larger than round ones?
Yes, the elongated shape of a pear cut diamond often makes it appear larger than round diamonds of the same carat weight.
Is the pointed end of a pear cut diamond fragile?
Yes, the tip is the most delicate part, so it should be protected by a prong setting to prevent chipping.
How do I make a pear cut diamond look larger?
Choose a slim band, halo setting, or elongated ratio to enhance its apparent size on the finger.
Are pear cut diamonds suitable for engagement rings?
Absolutely. Their unique shape creates a stunning and elegant focal point that flatters most hand shapes.