How much does a 1.00 to 1.49ct D FL lab grown asscher diamond cost?

As of September 2026, 1.00 to 1.49ct D FL lab grown asscher diamonds typically cost £229 GBP to £2,088 GBP, with a median price of £567 GBP. There are currently 200 diamonds matching this specification available across retailers.

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1.00 to 1.49ct D FL Lab Grown Asscher

Quick answer

As of September 2026, there are 200 lab grown asscher diamonds with D colour and FL clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £229 GBP to £2,088 GBP, with a median of £567 GBP. At least 21 retailers stock this exact specification. Half of all listings fall between £490 GBP and £1,169 GBP per carat. The same specification in natural form lists at a median of about £3,933 GBP per carat.

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

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Asscher lab grown stones in the index: 526 USD per carat, +3.3% month on month. See the full index release

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

Last updated: September 2026

Available

200

Lowest Price

£198 GBP

Highest Price

£4,517 GBP

Average Price

£971 GBP

Market Intelligence

Retailers Selling

Price Spread

110.9%

Price Range

Price per carat distribution across retailers

$828/ct

10th Percentile

$476

Median

$828

90th Percentile

$2,731

Score Distribution

200 diamonds scored across 4 quality tiers

Excellent

48 (24.0%)

Very Good

74 (37.0%)

Good

13 (6.5%)

Average

65 (32.5%)

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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