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 $318 NZD to $1,544 NZD, with a median price of $586 NZD. There are currently 151 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 92%. 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 151 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 $318 NZD to $1,544 NZD, with a median of $586 NZD. 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 92%. Half of all listings fall between $496 NZD and $1,131 NZD per carat. The same specification in natural form lists at a median of about $7,535 NZD per carat. Over the last 30 days the median price moved -5.8% and the number of listings moved +15.1%.

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. 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

151

Lowest Price

$264 NZD

Highest Price

$3,495 NZD

Average Price

$807 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

41.8%

Price Spread

91.6%

30-Day Price Trend

-5.8%

30-Day Supply Change

+15.1%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$391/ct

10th Percentile

$189

Median

$391

90th Percentile

$941

Score Distribution

291 diamonds scored across 4 quality tiers

Excellent

115 (39.5%)

Very Good

32 (11.0%)

Good

69 (23.7%)

Average

75 (25.8%)

Find Your Diamond

Search 151 G VS1 heart diamonds and compare prices.

Search Diamonds

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