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

As of October 2026, 3.00 to 4.99ct D IF lab grown asscher diamonds typically cost £1,921 GBP to £7,768 GBP, with a median price of £3,836 GBP. There are currently 282 diamonds matching this specification available across retailers.

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

About 43% of these diamonds are available at multiple retailers, with an average price spread of 87%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct D IF Lab Grown Asscher

Quick answer

As of October 2026, there are 282 lab grown asscher diamonds with D colour and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run £1,921 GBP to £7,768 GBP, with a median of £3,836 GBP. At least 43 retailers stock this exact specification, and 43% of the stones appear at more than one of them, with an average price spread of 87%. Half of all listings fall between £794 GBP and £1,768 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

282

Lowest Price

£1,010 GBP

Highest Price

£31,787 GBP

Average Price

£4,691 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

42.9%

Price Spread

87.1%

30-Day Price Trend

-18.6%

30-Day Supply Change

+42.6%

Volatility (30d)

0.08

Price Range

Price per carat distribution across retailers

$1,488/ct

10th Percentile

$840

Median

$1,488

90th Percentile

$3,395

Score Distribution

877 diamonds scored across 5 quality tiers

Exceptional

21 (2.4%)

Excellent

321 (36.6%)

Very Good

255 (29.1%)

Good

203 (23.1%)

Average

77 (8.8%)

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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