0.5 carat lab-grown diamond price
A 0.5 carat lab-grown diamond costs between £100 and £200 at Vibama Jewels, depending on shape, colour and clarity. A round stone with F-G colour, VS clarity and a grading report from IGI costs £170. A natural diamond of the same size costs about £1,000 for the same grades.
At 0.5 carat the Cushion shape is the most affordable and the Round shape the most expensive.
Indicative prices, F-G colour, VS clarity, excellent cut: November 2026 · Updated · Diamond price index →
| Shape | Colour D-E | Colour F-G | Colour H-I |
|---|---|---|---|
| Round | £180 | £170 | £140 |
| Oval | £160 | £150 | £120 |
| Emerald | £150 | £140 | £120 |
| Cushion | £150 | £130 | £110 |
| Princess | £150 | £130 | £110 |
| Pear | £160 | £140 | £120 |
| Radiant | £150 | £140 | £120 |
| Marquise | £150 | £130 | £110 |
| Heart | £160 | £140 | £120 |
| Asscher | £150 | £140 | £120 |
| VVS1-VVS2 | VS1-VS2 | SI1 | |
|---|---|---|---|
| Colour D-E | £200 | £180 | £160 |
| Colour F-G | £180 | £170 | £140 |
| Colour H-I | £160 | £140 | £120 |
Questions buyers ask
How much does a 0.5 carat lab-grown diamond cost?
A 0.5 carat lab-grown diamond costs between £100 and £200 at Vibama Jewels, depending on shape, colour and clarity. A round stone with F-G colour, VS clarity and a grading report from IGI costs £170. A natural diamond of the same size costs about £1,000 for the same grades.
Which shape is cheapest at 0.5 carat?
At 0.5 carat the Cushion shape is the most affordable and the Round shape the most expensive.
Does a 0.5 carat lab-grown diamond come with a certificate?
Yes. Every lab-grown diamond we sell at this size comes with a grading report from IGI, and we send you the report and a video of the exact stone before you pay.
Prices by carat
0.5 ct · 0.75 ct · 1 ct · 1.25 ct · 1.5 ct · 2 ct · 2.5 ct · 3 ct · 4 ct · 5 ct · Natural 0.5 ct →