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

As of September 2026, 2.00 to 2.99ct H SI1 natural oval diamonds typically cost $19,716 NZD to $44,497 NZD, with a median price of $28,111 NZD. There are currently 1,197 diamonds matching this specification available across retailers.

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

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2.00 to 2.99ct H SI1 Natural Oval

Quick answer

As of September 2026, there are 1,197 natural oval diamonds with H colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $19,716 NZD to $44,497 NZD, with a median of $28,111 NZD. At least 54 retailers stock this exact specification. Half of all listings fall between $10,546 NZD and $14,791 NZD per carat. The same specification in lab grown form lists at a median of about $2,272 NZD 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. Oval natural stones in the index: 2,380 USD per carat, -9.6% 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

1,197

Lowest Price

$7,844 NZD

Highest Price

$98,641 NZD

Average Price

$30,684 NZD

Market Intelligence

Retailers Selling

Price Spread

33.6%

Price Range

Price per carat distribution across retailers

$7,282/ct

10th Percentile

$5,033

Median

$7,282

90th Percentile

$9,647

Score Distribution

1.2K diamonds scored across 4 quality tiers

Excellent

23 (1.9%)

Very Good

311 (26.0%)

Good

458 (38.3%)

Average

405 (33.8%)

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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

Save 78%

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