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Diamond Size Chart - Oval

Oval Cut Diamond Size Chart (MM)

The Oval cut diamond varies in length-to-width ratios like the Emerald cut diamond. The chart below compiles average conversions for the millimeter measurements and carat weight of oval cut diamonds.

Oval Size Chart

 

        

 

Oval Diamond Sizes

Oval MM Size Oval Carat Weight
4.5x3.5 mm. 0.21 ct.
5x3 mm. 0.21 ct.
5.5x3.5 mm. 0.33 ct.
5x4 mm. 0.35 ct.
6x4 mm. 0.50 ct.
6x5 mm. 0.61 ct.
6.5x4.5 mm. 0.65 ct.
7x5 mm. 0.75 ct.
7.7x5.7 mm. 1.00 ct.
8x6 mm. 1.25 ct.
9x6 mm. 1.41 ct.
8.5x6.5 mm. 1.50 ct.
9x7 mm. 2.00 ct.
Oval MM Size Oval Carat Weight
10x8 mm. 2.50 ct.
10.5x8.5 mm. 2.88 ct.
12x8 mm. 3.00 ct.
11x9 mm. 3.85 ct.
12x10 mm. 5.05 ct.
14x10 mm. 5.81 ct.
13x11 mm. 6.05 ct.
14x12 mm. 8.21 ct.
15x12 mm. 8.76 ct.
16x12 mm. 9.32 ct.
16x14 mm. 11.88 ct.
18x13 mm. 12.86 ct.
20x15 mm. 14.96 ct.

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