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

As of October 2026, 1.00 to 1.49ct G VVS1 lab grown princess diamonds typically cost £146 GBP to £883 GBP, with a median price of £566 GBP. There are currently 52 diamonds matching this specification available across retailers.

Where can I find the best price on a G VVS1 princess diamond?

About 38% of these diamonds are available at multiple retailers, with an average price spread of 84%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct G VVS1 Lab Grown Princess

Quick answer

As of October 2026, there are 52 lab grown princess diamonds with G colour and VVS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £146 GBP to £883 GBP, with a median of £566 GBP. At least 52 retailers stock this exact specification, and 38% of the stones appear at more than one of them, with an average price spread of 84%. Half of all listings fall between £240 GBP and £562 GBP per carat. The same specification in natural form lists at a median of about £3,606 GBP per carat. Over the last 30 days the median price moved +11.7% and the number of listings moved +32.4%.

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. Princess lab grown stones in the index: 461 USD per carat, -4.8% 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

£125 GBP

Highest Price

£1,607 GBP

Average Price

£553 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

38.0%

Price Spread

84.5%

30-Day Price Trend

+11.7%

30-Day Supply Change

+32.4%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$507/ct

10th Percentile

$201

Median

$507

90th Percentile

$990

Score Distribution

183 diamonds scored across 4 quality tiers

Excellent

44 (24.0%)

Very Good

15 (8.2%)

Good

24 (13.1%)

Average

100 (54.6%)

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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