How much does a 1.00 to 1.49ct G VVS1 lab grown oval diamond cost?

As of September 2026, 1.00 to 1.49ct G VVS1 lab grown oval diamonds typically cost £162 GBP to £723 GBP, with a median price of £308 GBP. There are currently 230 diamonds matching this specification available across retailers.

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1.00 to 1.49ct G VVS1 Lab Grown Oval

Quick answer

As of September 2026, there are 230 lab grown oval diamonds with G colour and VVS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £162 GBP to £723 GBP, with a median of £308 GBP. At least 46 retailers stock this exact specification. Half of all listings fall between £269 GBP and £565 GBP per carat. The same specification in natural form lists at a median of about £4,367 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. Oval lab grown stones in the index: 487 USD per carat, -11.2% 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

230

Lowest Price

£95 GBP

Highest Price

£7,661 GBP

Average Price

£424 GBP

Market Intelligence

Retailers Selling

Price Spread

81.2%

Price Range

Price per carat distribution across retailers

$490/ct

10th Percentile

$274

Median

$490

90th Percentile

$970

Score Distribution

230 diamonds scored across 4 quality tiers

Excellent

74 (32.2%)

Very Good

39 (17.0%)

Good

46 (20.0%)

Average

71 (30.9%)

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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