How much does a 5.00ct+ J SI2 natural asscher diamond cost?

As of September 2026, 5.00ct+ J SI2 natural asscher diamonds typically cost €48,647 EUR to €93,216 EUR, with a median price of €53,652 EUR. There are currently 4 diamonds matching this specification available across retailers.

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

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5.00ct+ J SI2 Natural Asscher

Quick answer

As of September 2026, there are 4 natural asscher diamonds with J colour and SI2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run €48,647 EUR to €93,216 EUR, with a median of €53,652 EUR. At least 8 retailers stock this exact specification. Half of all listings fall between €9,155 EUR and €13,722 EUR 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

Lowest Price

€47,721 EUR

Highest Price

€129,986 EUR

Average Price

€65,994 EUR

Market Intelligence

Retailers Selling

Price Spread

38.9%

Price Range

Price per carat distribution across retailers

$13,539/ct

10th Percentile

$9,240

Median

$13,539

90th Percentile

$16,526

Score Distribution

4 diamonds scored across 4 quality tiers

Excellent

1 (25.0%)

Very Good

1 (25.0%)

Good

1 (25.0%)

Average

1 (25.0%)

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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