How much does a 1.00 to 1.49ct E SI2 natural oval diamond cost?

As of September 2026, 1.00 to 1.49ct E SI2 natural oval diamonds typically cost HK$13,495 HKD to HK$35,309 HKD, with a median price of HK$21,477 HKD. There are currently 2,825 diamonds matching this specification available across retailers.

Where can I find the best price on a E SI2 oval diamond?

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

1.00 to 1.49ct E SI2 Natural Oval

Quick answer

As of September 2026, there are 2,825 natural oval diamonds with E colour and SI2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run HK$13,495 HKD to HK$35,309 HKD, with a median of HK$21,477 HKD. At least 55 retailers stock this exact specification. Half of all listings fall between HK$18,096 HKD and HK$25,469 HKD per carat. The same specification in lab grown form lists at a median of about HK$8,306 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

2,825

Lowest Price

HK$6,038 HKD

Highest Price

HK$74,032 HKD

Average Price

HK$23,346 HKD