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

As of October 2026, 3.00 to 4.99ct G IF lab grown asscher diamonds typically cost £1,398 GBP to £1,921 GBP, with a median price of £1,659 GBP. There are currently 2 diamonds matching this specification available across retailers.

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

About 55% of these diamonds are available at multiple retailers, with an average price spread of 82%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct G IF Lab Grown Asscher

Quick answer

As of October 2026, there are 2 lab grown asscher diamonds with G colour and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run £1,398 GBP to £1,921 GBP, with a median of £1,659 GBP. At least 35 retailers stock this exact specification, and 55% of the stones appear at more than one of them, with an average price spread of 82%. Half of all listings fall between £590 GBP and £1,238 GBP per carat. Over the last 30 days the median price moved -13.4% and the number of listings moved +36.8%.

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

Lowest Price

£1,332 GBP

Highest Price

£8,187 GBP

Average Price

£1,659 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

54.5%

Price Spread

82.1%

30-Day Price Trend

-13.4%

30-Day Supply Change

+36.8%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$1,056/ct

10th Percentile

$577

Median

$1,056

90th Percentile

$2,862

Score Distribution

2 diamonds scored across 2 quality tiers

Exceptional

1 (50.0%)

Excellent

1 (50.0%)

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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