How much does a 1.00 to 1.49ct G VS1 lab grown heart diamond cost?

As of October 2026, 1.00 to 1.49ct G VS1 lab grown heart diamonds typically cost €160 EUR to €786 EUR, with a median price of €297 EUR. There are currently 149 diamonds matching this specification available across retailers.

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

About 42% of these diamonds are available at multiple retailers, with an average price spread of 90%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct G VS1 Lab Grown Heart

Quick answer

As of October 2026, there are 149 lab grown heart diamonds with G colour and VS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run €160 EUR to €786 EUR, with a median of €297 EUR. At least 46 retailers stock this exact specification, and 42% of the stones appear at more than one of them, with an average price spread of 90%. Half of all listings fall between €253 EUR and €570 EUR per carat. The same specification in natural form lists at a median of about €3,826 EUR per carat. Over the last 30 days the median price moved -4.8% and the number of listings moved +20.5%.

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

149

Lowest Price

€133 EUR

Highest Price

€1,763 EUR

Average Price

€410 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

41.8%

Price Spread

90.1%

30-Day Price Trend

-4.8%

30-Day Supply Change

+20.5%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$393/ct

10th Percentile

$189

Median

$393

90th Percentile

$935

Score Distribution

290 diamonds scored across 4 quality tiers

Excellent

113 (39.0%)

Very Good

32 (11.0%)

Good

69 (23.8%)

Average

76 (26.2%)

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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