How much does a 2.00 to 2.99ct I SI1 natural asscher diamond cost?

As of September 2026, 2.00 to 2.99ct I SI1 natural asscher diamonds typically cost $12,757 NZD to $31,416 NZD, with a median price of $18,307 NZD. There are currently 113 diamonds matching this specification available across retailers.

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

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2.00 to 2.99ct I SI1 Natural Asscher

Quick answer

As of September 2026, there are 113 natural asscher diamonds with I colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $12,757 NZD to $31,416 NZD, with a median of $18,307 NZD. At least 48 retailers stock this exact specification. Half of all listings fall between $7,878 NZD and $11,553 NZD per carat. The same specification in lab grown form lists at a median of about $1,425 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. Asscher natural stones in the index: 2,601 USD per carat, +11.1% 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

113

Lowest Price

$9,021 NZD

Highest Price

$76,995 NZD

Average Price

$21,048 NZD

Market Intelligence

Retailers Selling

Price Spread

38.9%

Price Range

Price per carat distribution across retailers

$5,446/ct

10th Percentile

$3,960

Median

$5,446

90th Percentile

$8,142

Score Distribution

113 diamonds scored across 4 quality tiers

Excellent

11 (9.7%)

Very Good

42 (37.2%)

Good

40 (35.4%)

Average

20 (17.7%)

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Consider Instead

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

J SI1J colour is visually identical to I to the naked eye

Save 32%

Lab-Grown I SI1Same specifications, lab-grown origin

Save 85%

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