How much does a 1.50 to 1.99ct G SI1 natural asscher diamond cost?

As of October 2026, 1.50 to 1.99ct G SI1 natural asscher diamonds typically cost $6,007 SGD to $16,908 SGD, with a median price of $10,851 SGD. There are currently 80 diamonds matching this specification available across retailers.

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

About 23% of these diamonds are available at multiple retailers, with an average price spread of 55%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct G SI1 Natural Asscher

Quick answer

As of October 2026, there are 80 natural asscher diamonds with G colour and SI1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $6,007 SGD to $16,908 SGD, with a median of $10,851 SGD. At least 55 retailers stock this exact specification, and 23% of the stones appear at more than one of them, with an average price spread of 55%. Half of all listings fall between $4,772 SGD and $8,339 SGD per carat. The same specification in lab grown form lists at a median of about $552 SGD per carat. Over the last 30 days the median price moved +0.4% and the number of listings moved +2.6%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Asscher natural stones in the index: 2,504 USD per carat, -3.3% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: October 2026

Available

Lowest Price

$3,783 SGD

Highest Price

$35,555 SGD

Average Price

$11,534 SGD