Oval lab-grown diamonds
A oval cut looks larger than a round of the same carat weight and lengthens the finger. Lab-grown stones cost far less per carat, so many buyers choose a larger size or a higher colour.
| Carat | Colour D-E | Colour F-G | Colour H-I |
|---|---|---|---|
| 0.5 ct | £160 | £150 | £120 |
| 0.75 ct | £230 | £200 | £180 |
| 1.0 ct | £310 | £280 | £240 |
| 1.25 ct | £400 | £360 | £310 |
| 1.5 ct | £510 | £460 | £390 |
| 2.0 ct | £720 | £650 | £560 |
| 2.5 ct | £950 | £850 | £730 |
| 3.0 ct | £1,200 | £1,100 | £940 |
| 4.0 ct | £1,800 | £1,600 | £1,400 |
| 5.0 ct | £2,500 | £2,250 | £1,950 |
Other shapes
Round · Emerald · Cushion · Princess · Pear · Radiant · Marquise · Heart · Asscher