How much does a 1.00 to 1.49ct I VS1 natural oval diamond cost?

As of September 2026, 1.00 to 1.49ct I VS1 natural oval diamonds typically cost HK$15,783 HKD to HK$39,945 HKD, with a median price of HK$24,360 HKD. There are currently 1,996 diamonds matching this specification available across retailers.

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

Compare prices across retailers on Carat Hunter to see all your options.

1.00 to 1.49ct I VS1 Natural Oval

Quick answer

As of September 2026, there are 1,996 natural oval diamonds with I colour and VS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run HK$15,783 HKD to HK$39,945 HKD, with a median of HK$24,360 HKD. At least 62 retailers stock this exact specification. Half of all listings fall between HK$21,494 HKD and HK$29,789 HKD per carat. The same specification in lab grown form lists at a median of about HK$3,806 HKD per carat.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Oval natural stones in the index: 2,380 USD per carat, -9.6% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

1,996

Lowest Price

HK$6,982 HKD

Highest Price

HK$98,308 HKD

Average Price

HK$26,503 HKD