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

As of October 2026, 0.75 to 0.99ct G VS1 lab grown heart diamonds typically cost $147 USD to $543 USD, with a median price of $300 USD. There are currently 37 diamonds matching this specification available across retailers.

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

About 45% of these diamonds are available at multiple retailers, with an average price spread of 99%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct G VS1 Lab Grown Heart

Quick answer

As of October 2026, there are 37 lab grown heart diamonds with G color and VS1 clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run $147 USD to $543 USD, with a median of $300 USD. At least 38 retailers stock this exact specification, and 45% of the stones appear at more than one of them, with an average price spread of 99%. Half of all listings fall between $246 USD and $622 USD per carat. The same specification in natural form lists at a median of about $2,276 USD per carat. Over the last 30 days the median price moved -8.6% and the number of listings moved +23.4%.

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. Heart lab grown stones in the index: 421 USD per carat, -1.8% 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

$137 USD

Highest Price

$1,450 USD

Average Price

$371 USD

Market Intelligence

Retailers Selling

Cross Retailer %

45.3%

Price Spread

98.8%

30-Day Price Trend

-8.6%

30-Day Supply Change

+23.4%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$380/ct

10th Percentile

$179

Median

$380

90th Percentile

$871

Score Distribution

65 diamonds scored across 4 quality tiers

Excellent

18 (27.7%)

Very Good

7 (10.8%)

Good

27 (41.5%)

Average

13 (20.0%)

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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