How much does a 3.00 to 4.99ct D FL lab grown asscher diamond cost?

As of October 2026, 3.00 to 4.99ct D FL lab grown asscher diamonds typically cost £2,504 GBP to £13,421 GBP, with a median price of £4,614 GBP. There are currently 276 diamonds matching this specification available across retailers.

Where can I find the best price on a D FL asscher diamond?

About 50% of these diamonds are available at multiple retailers, with an average price spread of 84%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct D FL Lab Grown Asscher

Quick answer

As of October 2026, there are 276 lab grown asscher diamonds with D colour and FL clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run £2,504 GBP to £13,421 GBP, with a median of £4,614 GBP. At least 35 retailers stock this exact specification, and 50% of the stones appear at more than one of them, with an average price spread of 84%. Half of all listings fall between £1,017 GBP and £2,214 GBP per carat. Over the last 30 days the median price moved -18.6% and the number of listings moved +42.6%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Asscher lab grown stones in the index: 470 USD per carat, -4.3% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: October 2026

Available

276

Lowest Price

£1,494 GBP

Highest Price

£32,403 GBP

Average Price

£6,709 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

50.3%

Price Spread

83.8%

30-Day Price Trend

-18.6%

30-Day Supply Change

+42.6%

Volatility (30d)

0.08

Price Range

Price per carat distribution across retailers

$1,901/ct

10th Percentile

$1,030

Median

$1,901

90th Percentile

$4,213

Score Distribution

776 diamonds scored across 5 quality tiers

Exceptional

3 (0.4%)

Excellent

352 (45.4%)

Very Good

54 (7.0%)

Good

287 (37.0%)

Average

80 (10.3%)

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Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1