Oval Cut Gemstone Size Chart

The oval cut gemstone was first designed by Lazare Kaplan available in every color of the rainbow. It resembles elliptical shape from top view and its a hybrid between round and marquise diamond shapes. The oval faceted gemstone has totally 69 facets. It is a modified brilliant cut with great scintillation and fire. When fine cut, it resembles the Round Brilliant cut. Use Oval Cut Gemstone Size Chart to know the weight of different oval cut gemstones for varying sizes.

Oval Shaped Gemstones mm to Carat Conversion

Oval Faceted Gemstone Weight Chart (approximate weights)
5x3mm 6x4mm 7x5mm 8x6mm 9x7mm 10x8mm 11x9mm 12x10mm 14x10mm
Alexandrite .30 ct .51 ct .80 ct 1.45 ct 2.00 ct 3.60 ct 4.25 ct 6.00 ct 8.90 ct
Amethyst .23 ct .45 ct .85 ct 1.25 ct 1.75 ct 2.40 ct 3.20 ct 4.50 ct 6.50 ct
Aquamarine .20 ct .40 ct .75 ct 1.10 ct 1.75 ct 2.25 ct 3.00 ct 4.50 ct 6.75 ct
Citrine .23 ct .45 ct .85 ct 1.25 ct 1.75 ct 2.40 ct 3.25 ct 4.20 ct 5.20 ct
Diamond .25 ct .50 ct .75 ct 1.40 ct 2.00 ct 3.00 ct 4.00 ct 5.00 ct 8.00 ct
Emerald .25 ct .52 ct .85 ct 1.26 ct 1.90 ct 2.60 ct 3.75 ct 5.00 ct 7.50 ct
Garnet,
Mozambique
.25 ct .55 ct 1.00 ct 1.40 ct 2.10 ct 2.80 ct 3.75 ct 5.00 ct 7.00 ct
Garnet,
Rhodolite
.25 ct .55 ct 1.00 ct 1.40 ct 2.10 ct 2.80 ct - - -
Iolite .21 ct .40 ct .63 ct 1.02 ct - - - - -
Opal .16 ct .28 ct .47 ct .78 ct 1.10 ct 1.65 ct 2.15 ct 3.00 ct 4.00 ct
Peridot .28 ct .50 ct .95 ct 1.35 ct 2.00 ct 2.50 ct 3.50 ct 4.00 ct 6.00 ct
Ruby .35 ct .60 ct 1.06 ct 1.55 ct 2.20 ct 3.15 ct 3.80 ct 6.00 ct 7.25 ct
Sapphire .35 ct .60 ct 1.00 ct 1.55 ct 2.20 ct 3.15 ct 3.80 ct 6.00 ct 7.25 ct
Tanzanite .20 ct .48 ct .89 ct 1.35 ct - - - - -
Topaz .28 ct .57 ct 1.10 ct 1.60 ct 2.50 ct 3.50 ct 4.50 ct 6.00 ct 8.80 ct
Tourmaline .25 ct .50 ct .90 ct 1.18 ct 2.30 ct 2.90 ct 3.50 ct 5.25 ct 6.80 ct
Tsavorite .28 ct .52 ct .75 ct - - - - - -
Zircon .40 ct .75 ct 1.45 ct 2.00 ct 2.85 ct 4.00 ct 5.60 ct 7.50 ct 8.20 ct

Oval Cut Gemstones can be used in rings and other ornaments too. You can choose the size of the oval cut based on your ornament weight and size. It is an elongated shape which gives, some kind of illusion to their hands.


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