How much does a 0.75 to 0.99ct G VS1 lab grown oval diamond cost?

As of October 2026, 0.75 to 0.99ct G VS1 lab grown oval diamonds typically cost £162 GBP to £549 GBP, with a median price of £379 GBP. There are currently 86 diamonds matching this specification available across retailers.

Where can I find the best price on a G VS1 oval diamond?

About 26% of these diamonds are available at multiple retailers, with an average price spread of 74%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct G VS1 Lab Grown Oval

Quick answer

As of October 2026, there are 86 lab grown oval diamonds with G colour and VS1 clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run £162 GBP to £549 GBP, with a median of £379 GBP. At least 43 retailers stock this exact specification, and 26% of the stones appear at more than one of them, with an average price spread of 74%. Half of all listings fall between £229 GBP and £480 GBP per carat. The same specification in natural form lists at a median of about £2,425 GBP per carat. Over the last 30 days the median price moved +5.6% and the number of listings moved -6.0%.

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. Oval lab grown stones in the index: 453 USD per carat, -7.4% 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

£76 GBP

Highest Price

£1,110 GBP

Average Price

£365 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

25.8%

Price Spread

73.6%

30-Day Price Trend

+5.6%

30-Day Supply Change

-6.0%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$455/ct

10th Percentile

$192

Median

$455

90th Percentile

$973

Score Distribution

181 diamonds scored across 4 quality tiers

Excellent

27 (14.9%)

Very Good

15 (8.3%)

Good

75 (41.4%)

Average

64 (35.4%)

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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