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 $2,235 SGD to $7,183 SGD, with a median price of $3,865 SGD. There are currently 287 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 287 natural asscher diamonds with G colour and SI1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $2,235 SGD to $7,183 SGD, with a median of $3,865 SGD. At least 55 retailers stock this exact specification. Half of all listings fall between $2,900 SGD and $4,954 SGD per carat. The same specification in lab grown form lists at a median of about $626 SGD 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

287

Lowest Price

$1,417 SGD

Highest Price

$11,687 SGD

Average Price

$4,324 SGD