How much does a 1.00 to 1.49ct D VS1 lab grown oval diamond cost?

As of October 2026, 1.00 to 1.49ct D VS1 lab grown oval diamonds typically cost £154 GBP to £763 GBP, with a median price of £434 GBP. There are currently 8,814 diamonds matching this specification available across retailers.

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

About 37% of these diamonds are available at multiple retailers, with an average price spread of 73%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct D VS1 Lab Grown Oval

Quick answer

As of October 2026, there are 8,814 lab grown oval diamonds with D colour and VS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £154 GBP to £763 GBP, with a median of £434 GBP. At least 58 retailers stock this exact specification, and 37% of the stones appear at more than one of them, with an average price spread of 73%. Half of all listings fall between £242 GBP and £522 GBP per carat. The same specification in natural form lists at a median of about £4,379 GBP per carat. Over the last 30 days the median price moved +16.5% and the number of listings moved -24.9%.

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

8,814

Lowest Price

£73 GBP

Highest Price

£1,782 GBP

Average Price

£448 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

37.1%

Price Spread

72.9%

30-Day Price Trend

+16.5%

30-Day Supply Change

-24.9%

Volatility (30d)

0.07

Price Range

Price per carat distribution across retailers

$515/ct

10th Percentile

$198

Median

$515

90th Percentile

$963

Score Distribution

20.6K diamonds scored across 5 quality tiers

Exceptional

3 (0.0%)

Excellent

6,651 (32.3%)

Very Good

2,299 (11.2%)

Good

4,256 (20.6%)

Average

7,409 (35.9%)

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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