How much does a 0.50 to 0.74ct D SI2 natural oval diamond cost?

As of October 2026, 0.50 to 0.74ct D SI2 natural oval diamonds typically cost HK$4,402 HKD to HK$15,044 HKD, with a median price of HK$7,824 HKD. There are currently 882 diamonds matching this specification available across retailers.

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

About 25% of these diamonds are available at multiple retailers, with an average price spread of 50%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct D SI2 Natural Oval

Quick answer

As of October 2026, there are 882 natural oval diamonds with D colour and SI2 clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run HK$4,402 HKD to HK$15,044 HKD, with a median of HK$7,824 HKD. At least 56 retailers stock this exact specification, and 25% of the stones appear at more than one of them, with an average price spread of 50%. Half of all listings fall between HK$9,939 HKD and HK$15,952 HKD per carat. The same specification in lab grown form lists at a median of about HK$4,706 HKD per carat. Over the last 30 days the median price moved -4.0% and the number of listings moved +6.0%.

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. Oval natural stones in the index: 2,655 USD per carat, +10.2% 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

882

Lowest Price

HK$2,421 HKD

Highest Price

HK$26,474 HKD

Average Price

HK$9,019 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

24.9%

Price Spread

49.5%

30-Day Price Trend

-4.0%

30-Day Supply Change

+6.0%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,548/ct

10th Percentile

$1,070

Median

$1,548

90th Percentile

$2,926

Score Distribution

2.5K diamonds scored across 4 quality tiers

Excellent

320 (13.0%)

Very Good

745 (30.3%)

Good

609 (24.7%)

Average

788 (32.0%)

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Consider Instead

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Lab-Grown D SI2Same specifications, lab-grown origin

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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