How much does a 1.00 to 1.49ct K I2 natural round diamond cost?

As of November 6, 2026, 1.00 to 1.49ct K I2 natural round diamonds typically cost HK$5,670 HKD to HK$20,670 HKD, with a median price of HK$10,639 HKD. There are currently 54 diamonds matching this specification available across retailers.

Where can I find the best price on a K I2 round diamond?

About 59% of these diamonds are available at multiple retailers, with an average price spread of 59%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct K I2 Natural Round

Quick answer

As of November 6, 2026, there are 54 natural round diamonds with K colour and I2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run HK$5,670 HKD to HK$20,670 HKD, with a median of HK$10,639 HKD. Half of all listings fall between HK$8,195 HKD and HK$14,214 HKD per carat. The same specification in lab grown form lists at a median of about HK$9,067 HKD per carat. Over the last 30 days the median price moved -2.6% and the number of listings moved +4.3%.

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

Caratlytics Diamond Price Index, October 2026: natural diamonds at 2,202 USD per carat and lab-grown at 462 USD per carat, a natural to lab ratio of 4.8 to 1. Round natural stones in the index: 2,124 USD per carat, -6.9% month on month. See the full index release

Figures come from current listings across more than 125 retailers. The index is a monthly release.

Last updated: November 6, 2026

Available

Lowest Price

HK$4,291 HKD

Highest Price

HK$35,884 HKD

Average Price

HK$12,643 HKD

Market Intelligence

Cross Retailer %

59.3%

Price Spread

59.1%

30-Day Price Trend

-2.6%

30-Day Supply Change

+4.3%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,298/ct

10th Percentile

$703

Median

$1,298

90th Percentile

$2,620

Score Distribution

54 diamonds scored across 4 quality tiers

Excellent

2 (3.7%)

Very Good

15 (27.8%)

Good

25 (46.3%)

Average

12 (22.2%)

Find Your Diamond

Search 54 K I2 round diamonds and compare prices.

Search Diamonds

Consider Instead

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

L I2

Save 13%

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