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

As of October 2026, 0.75 to 0.99ct G VS1 lab grown princess diamonds typically cost £107 GBP to £480 GBP, with a median price of £250 GBP. There are currently 84 diamonds matching this specification available across retailers.

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

About 37% of these diamonds are available at multiple retailers, with an average price spread of 104%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct G VS1 Lab Grown Princess

Quick answer

As of October 2026, there are 84 lab grown princess diamonds with G colour and VS1 clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run £107 GBP to £480 GBP, with a median of £250 GBP. At least 42 retailers stock this exact specification, and 37% of the stones appear at more than one of them, with an average price spread of 104%. Half of all listings fall between £171 GBP and £497 GBP per carat. The same specification in natural form lists at a median of about £1,688 GBP per carat. Over the last 30 days the median price moved -3.1% and the number of listings moved +21.2%.

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

£90 GBP

Highest Price

£1,210 GBP

Average Price

£272 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

37.3%

Price Spread

104.4%

30-Day Price Trend

-3.1%

30-Day Supply Change

+21.2%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$416/ct

10th Percentile

$185

Median

$416

90th Percentile

$1,039

Score Distribution

176 diamonds scored across 4 quality tiers

Excellent

49 (27.8%)

Very Good

23 (13.1%)

Good

65 (36.9%)

Average

39 (22.2%)

Find Your Diamond

Search 84 G VS1 princess diamonds and compare prices.

Search Diamonds

Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

G VS2VS2 inclusions are not visible without magnification

Save 8%

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