How much does a 1.00 to 1.49ct G SI1 natural asscher diamond cost?

As of September 2026, 1.00 to 1.49ct G SI1 natural asscher diamonds typically cost $1,658 USD to $5,400 USD, with a median price of $2,880 USD. There are currently 281 diamonds matching this specification available across retailers.

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

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1.00 to 1.49ct G SI1 Natural Asscher

Quick answer

As of September 2026, there are 281 natural asscher diamonds with G color and SI1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $1,658 USD to $5,400 USD, with a median of $2,880 USD. At least 55 retailers stock this exact specification. Half of all listings fall between $2,176 USD and $3,723 USD per carat. The same specification in lab grown form lists at a median of about $472 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. 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

281

Lowest Price

$1,062 USD

Highest Price

$8,765 USD

Average Price

$3,229 USD