UK 4 Carat Lab-grown Diamond Prices
The current price for a 4 carat lab-grown diamond in United Kingdom is £986.10, calculated from 17,324 diamonds that match this carat weight and type in our database, and has decreased by 15.43% over the last 7 days.
Prices for these diamonds range from £242.13 to £17,872.38, depending on factors such as the diamond shape, color, and clarity.
Overall, the price trend for 4 carat lab-grown diamonds over the past three weeks shows a consistent decrease in diamond prices.
The 7-day change is a significant decrease of 15.43%, the 14-day change is a sizable decrease of 16.51%, and the 21-day change is a considerable decrease of 22.50%.
These downward trends in diamond prices could suggest weakening demand or increased supply.
The most expensive shape for 4 carat lab-grown diamonds is currently oval, priced at £1,201.00.
The least expensive shape for 4 carat lab-grown diamonds is currently emerald, priced at £766.00.
This is a difference of £435.00, meaning that oval diamonds are 56.79% more expensive than emerald diamonds at the same carat weight.
These insights into lab-grown diamond prices aim to help you make an informed decision when selecting the best diamond shape for your needs.
4 Carat Diamond Prices in Ireland, Ranked by Diamond Shape
Click on any diamond shape to see more detailed pricing information.
| Shape of Diamond | Current Price (£) | 7-Day % Change |
|---|---|---|
| Oval | 1,058.71 | 5.44% |
| Cushion | 1,024.95 | 11.20% |
| Radiant | 962.80 | -2.29% |
| Asscher | 939.18 | 0.54% |
| Round | 920.93 | 5.22% |
| Emerald | 902.57 | -8.01% |
| Marquise | 690.52 | 2.71% |
| Princess | 679.18 | 2.15% |
| Heart | 651.70 | 0.75% |
| Pear | 638.83 | 2.07% |