How much does a 2.00 to 2.99ct M SI2 natural round diamond cost?

As of November 6, 2026, 2.00 to 2.99ct M SI2 natural round diamonds typically cost $4,584 SGD to $12,840 SGD, with a median price of $7,534 SGD. There are currently 245 diamonds matching this specification available across retailers.

Where can I find the best price on a M SI2 round diamond?

About 50% of these diamonds are available at multiple retailers, with an average price spread of 44%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct M SI2 Natural Round

Quick answer

As of November 6, 2026, there are 245 natural round diamonds with M colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $4,584 SGD to $12,840 SGD, with a median of $7,534 SGD. Half of all listings fall between $2,909 SGD and $4,551 SGD per carat. Over the last 30 days the median price moved +0.8% and the number of listings moved +5.2%.

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

245

Lowest Price

$2,459 SGD

Highest Price

$25,386 SGD

Average Price

$8,316 SGD

Market Intelligence

Cross Retailer %

49.8%

Price Spread

44.3%

30-Day Price Trend

+0.8%

30-Day Supply Change

+5.2%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$2,899/ct

10th Percentile

$1,733

Median

$2,899

90th Percentile

$4,422

Score Distribution

245 diamonds scored across 4 quality tiers

Excellent

45 (18.4%)

Very Good

81 (33.1%)

Good

61 (24.9%)

Average

58 (23.7%)

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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