How much does a 2.00 to 2.99ct F SI2 natural marquise diamond cost?

As of November 2026, 2.00 to 2.99ct F SI2 natural marquise diamonds typically cost HK$67,296 HKD to HK$369,619 HKD, with a median price of HK$128,697 HKD. There are currently 108 diamonds matching this specification available across retailers.

Where can I find the best price on a F SI2 marquise diamond?

About 38% of these diamonds are available at multiple retailers, with an average price spread of 49%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct F SI2 Natural Marquise

Quick answer

As of November 2026, there are 108 natural marquise diamonds with F colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run HK$67,296 HKD to HK$369,619 HKD, with a median of HK$128,697 HKD. At least 54 retailers stock this exact specification, and 38% of the stones appear at more than one of them, with an average price spread of 49%. Half of all listings fall between HK$44,024 HKD and HK$73,503 HKD per carat. Over the last 30 days the median price moved -2.8% and the number of listings moved +21.1%.

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. Marquise natural stones in the index: 2,268 USD per carat, +10.8% 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: November 2026

Available

108

Lowest Price

HK$50,511 HKD

Highest Price

HK$541,824 HKD

Average Price

HK$169,128 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

37.5%

Price Spread

49.1%

30-Day Price Trend

-2.8%

30-Day Supply Change

+21.1%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$7,646/ct

10th Percentile

$4,398

Median

$7,646

90th Percentile

$10,852

Score Distribution

310 diamonds scored across 4 quality tiers

Excellent

77 (24.8%)

Very Good

74 (23.9%)

Good

48 (15.5%)

Average

111 (35.8%)

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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