UK 3 Carat Lab-grown Diamond Prices

The current price for a 3 carat lab-grown diamond in United Kingdom is £899.84, calculated from 35,882 diamonds that match this carat weight and type in our database, and has decreased by 13.83% over the last 7 days.

Prices for these diamonds range from £194.20 to £16,410.49, depending on factors such as the diamond shape, color, and clarity.

Overall, the price trend for 3 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 13.83%, the 14-day change is a sizable decrease of 13.74%, and the 21-day change is a considerable decrease of 22.48%.

These downward trends in diamond prices could suggest weakening demand or increased supply.

3 Lab Diamond Prices by Shape in United Kingdom

The most expensive shape for 3 carat lab-grown diamonds is currently princess, priced at £1,161.00.

The least expensive shape for 3 carat lab-grown diamonds is currently marquise, priced at £636.00.

This is a difference of £525.00, meaning that princess diamonds are 82.55% more expensive than marquise 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.

3 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
Cushion 1,260.03 -15.60%
Radiant 845.89 -0.86%
Emerald 796.10 -1.03%
Princess 785.66 -11.10%
Asscher 732.79 -10.90%
Round 635.10 -3.12%
Oval 521.98 -1.59%
Pear 493.03 -0.44%
Marquise 477.23 -1.15%
Heart 453.48 -1.96%