How much does a 0.50 to 0.74ct I IF natural round diamond cost?

As of October 2026, 0.50 to 0.74ct I IF natural round diamonds typically cost HK$4,323 HKD to HK$13,820 HKD, with a median price of HK$7,594 HKD. There are currently 1,728 diamonds matching this specification available across retailers.

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

About 42% of these diamonds are available at multiple retailers, with an average price spread of 56%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct I IF Natural Round

Quick answer

As of October 2026, there are 1,728 natural round diamonds with I colour and IF clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run HK$4,323 HKD to HK$13,820 HKD, with a median of HK$7,594 HKD. At least 63 retailers stock this exact specification, and 42% of the stones appear at more than one of them, with an average price spread of 56%. Half of all listings fall between HK$11,744 HKD and HK$20,086 HKD per carat. The same specification in lab grown form lists at a median of about HK$7,289 HKD per carat. Over the last 30 days the median price moved -3.0% and the number of listings moved +7.9%.

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. Round natural stones in the index: 2,248 USD per carat, +7.6% 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

1,728

Lowest Price

HK$2,528 HKD

Highest Price

HK$32,275 HKD

Average Price

HK$8,441 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

41.5%

Price Spread

56.2%

30-Day Price Trend

-3.0%

30-Day Supply Change

+7.9%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,894/ct

10th Percentile

$1,233

Median

$1,894

90th Percentile

$3,556

Score Distribution

3.6K diamonds scored across 5 quality tiers

Exceptional

2 (0.1%)

Excellent

1,419 (39.2%)

Very Good

913 (25.2%)

Good

555 (15.3%)

Average

733 (20.2%)

Find Your Diamond

Search 1,728 I IF round diamonds and compare prices.

Search Diamonds

Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

J IFJ colour is visually identical to I to the naked eye

Save 25%

I VVS1VVS1 inclusions are not visible without magnification

Save 9%

Lab-Grown I IFSame specifications, lab-grown origin

Save 51%

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