How much does a 1.50 to 1.99ct I VVS2 lab grown heart diamond cost?

As of October 2026, 1.50 to 1.99ct I VVS2 lab grown heart diamonds typically cost $438 NZD to $2,553 NZD, with a median price of $664 NZD. There are currently 6 diamonds matching this specification available across retailers.

Where can I find the best price on a I VVS2 heart diamond?

About 35% of these diamonds are available at multiple retailers, with an average price spread of 113%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct I VVS2 Lab Grown Heart

Quick answer

As of October 2026, there are 6 lab grown heart diamonds with I colour and VVS2 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $438 NZD to $2,553 NZD, with a median of $664 NZD. At least 34 retailers stock this exact specification, and 35% of the stones appear at more than one of them, with an average price spread of 113%. Half of all listings fall between $404 NZD and $1,142 NZD per carat. The same specification in natural form lists at a median of about $8,265 NZD per carat. Over the last 30 days the median price moved +0.6% and the number of listings moved +14.7%.

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

$435 NZD

Highest Price

$4,170 NZD

Average Price

$1,123 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

34.6%

Price Spread

112.6%

30-Day Price Trend

+0.6%

30-Day Supply Change

+14.7%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$369/ct

10th Percentile

$165

Median

$369

90th Percentile

$863

Score Distribution

10 diamonds scored across 4 quality tiers

Excellent

4 (40.0%)

Very Good

2 (20.0%)

Good

3 (30.0%)

Average

1 (10.0%)

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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