How much does a 1.50 to 1.99ct I VS2 natural heart diamond cost?

As of October 2026, 1.50 to 1.99ct I VS2 natural heart diamonds typically cost $4,999 SGD to $15,694 SGD, with a median price of $8,079 SGD. There are currently 157 diamonds matching this specification available across retailers.

Where can I find the best price on a I VS2 heart diamond?

About 34% of these diamonds are available at multiple retailers, with an average price spread of 48%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct I VS2 Natural Heart

Quick answer

As of October 2026, there are 157 natural heart diamonds with I colour and VS2 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $4,999 SGD to $15,694 SGD, with a median of $8,079 SGD. At least 61 retailers stock this exact specification, and 34% of the stones appear at more than one of them, with an average price spread of 48%. Half of all listings fall between $4,516 SGD and $7,208 SGD per carat. The same specification in lab grown form lists at a median of about $806 SGD per carat. Over the last 30 days the median price moved -3.0% and the number of listings moved +11.8%.

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 natural stones in the index: 2,374 USD per carat, +9.8% 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

157

Lowest Price

$3,036 SGD

Highest Price

$29,556 SGD

Average Price

$9,122 SGD