How much does a 2.00 to 2.99ct J SI2 natural radiant diamond cost?

As of November 2026, 2.00 to 2.99ct J SI2 natural radiant diamonds typically cost €5,601 EUR to €21,057 EUR, with a median price of €9,840 EUR. There are currently 137 diamonds matching this specification available across retailers.

Where can I find the best price on a J SI2 radiant diamond?

About 35% of these diamonds are available at multiple retailers, with an average price spread of 45%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct J SI2 Natural Radiant

Quick answer

As of November 2026, there are 137 natural radiant diamonds with J color and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run €5,601 EUR to €21,057 EUR, with a median of €9,840 EUR. At least 50 retailers stock this exact specification, and 35% of the stones appear at more than one of them, with an average price spread of 45%. Half of all listings fall between €3,090 EUR and €4,900 EUR per carat. Over the last 30 days the median price moved -1.8% and the number of listings moved +23.9%.

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. Radiant natural stones in the index: 3,091 USD per carat, +13.2% 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: November 2026

Available

137

Lowest Price

€3,339 EUR

Highest Price

€28,160 EUR

Average Price

€11,838 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

34.5%

Price Spread

45.4%

30-Day Price Trend

-1.8%

30-Day Supply Change

+23.9%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$4,451/ct

10th Percentile

$2,655

Median

$4,451

90th Percentile

$6,469

Score Distribution

466 diamonds scored across 4 quality tiers

Excellent

54 (11.6%)

Very Good

93 (20.0%)

Good

69 (14.8%)

Average

250 (53.6%)

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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