How much does a 1.00 to 1.49ct E VS1 lab grown round diamond cost?

As of October 2026, 1.00 to 1.49ct E VS1 lab grown round diamonds typically cost £134 GBP to £631 GBP, with a median price of £267 GBP. There are currently 28,815 diamonds matching this specification available across retailers.

Where can I find the best price on a E VS1 round diamond?

About 53% of these diamonds are available at multiple retailers, with an average price spread of 96%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct E VS1 Lab Grown Round

Quick answer

As of October 2026, there are 28,815 lab grown round diamonds with E colour and VS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £134 GBP to £631 GBP, with a median of £267 GBP. At least 62 retailers stock this exact specification, and 53% of the stones appear at more than one of them, with an average price spread of 96%. Half of all listings fall between £195 GBP and £461 GBP per carat. The same specification in natural form lists at a median of about £5,073 GBP per carat. Over the last 30 days the median price moved -3.1% and the number of listings moved -13.1%.

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. Round lab grown stones in the index: 414 USD per carat, -5.0% 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

28,815

Lowest Price

£99 GBP

Highest Price

£1,600 GBP

Average Price

£334 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

53.1%

Price Spread

95.6%

30-Day Price Trend

-3.1%

30-Day Supply Change

-13.1%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$370/ct

10th Percentile

$175

Median

$370

90th Percentile

$863

Score Distribution

47.0K diamonds scored across 4 quality tiers

Excellent

20,242 (43.1%)

Very Good

8,265 (17.6%)

Good

8,821 (18.8%)

Average

9,679 (20.6%)

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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