How much does a 2.00 to 2.99ct H SI1 natural cushion diamond cost?

As of September 2026, 2.00 to 2.99ct H SI1 natural cushion diamonds typically cost $8,409 USD to $25,702 USD, with a median price of $14,730 USD. There are currently 781 diamonds matching this specification available across retailers.

Where can I find the best price on a H SI1 cushion diamond?

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2.00 to 2.99ct H SI1 Natural Cushion

Quick answer

As of September 2026, there are 781 natural cushion diamonds with H color and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $8,409 USD to $25,702 USD, with a median of $14,730 USD. At least 49 retailers stock this exact specification. Half of all listings fall between $4,654 USD and $7,390 USD per carat. The same specification in lab grown form lists at a median of about $1,594 USD per carat.

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

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Cushion natural stones in the index: 2,792 USD per carat, +1.1% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

781

Lowest Price

$4,880 USD

Highest Price

$55,233 USD

Average Price

$16,187 USD

Market Intelligence

Retailers Selling

Price Spread

46.3%

Price Range

Price per carat distribution across retailers

$5,909/ct

10th Percentile

$3,799

Median

$5,909

90th Percentile

$8,861

Score Distribution

781 diamonds scored across 4 quality tiers

Excellent

77 (9.9%)

Very Good

138 (17.7%)

Good

301 (38.5%)

Average

265 (33.9%)

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Consider Instead

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

H SI2SI2 inclusions are not visible without magnification

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Lab-Grown H SI1Same specifications, lab-grown origin

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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