How much does a 1.50 to 1.99ct F IF lab grown heart diamond cost?

As of October 2026, 1.50 to 1.99ct F IF lab grown heart diamonds typically cost $526 NZD to $5,797 NZD, with a median price of $2,240 NZD. There are currently 13 diamonds matching this specification available across retailers.

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

About 50% of these diamonds are available at multiple retailers, with an average price spread of 97%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct F IF Lab Grown Heart

Quick answer

As of October 2026, there are 13 lab grown heart diamonds with F colour and IF clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $526 NZD to $5,797 NZD, with a median of $2,240 NZD. At least 36 retailers stock this exact specification, and 50% of the stones appear at more than one of them, with an average price spread of 97%. Half of all listings fall between $658 NZD and $1,832 NZD per carat. The same specification in natural form lists at a median of about $13,837 NZD per carat. Over the last 30 days the median price moved -24.2% and the number of listings moved +55.8%.

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

$488 NZD

Highest Price

$9,105 NZD

Average Price

$2,646 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

50.0%

Price Spread

97.2%

30-Day Price Trend

-24.2%

30-Day Supply Change

+55.8%

Volatility (30d)

0.09

Price Range

Price per carat distribution across retailers

$678/ct

10th Percentile

$236

Median

$678

90th Percentile

$1,902

Score Distribution

26 diamonds scored across 4 quality tiers

Excellent

9 (34.6%)

Very Good

6 (23.1%)

Good

2 (7.7%)

Average

9 (34.6%)

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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