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

As of October 2026, 1.50 to 1.99ct G SI1 natural emerald diamonds typically cost $5,962 SGD to $18,059 SGD, with a median price of $11,002 SGD. There are currently 108 diamonds matching this specification available across retailers.

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

About 24% of these diamonds are available at multiple retailers, with an average price spread of 59%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct G SI1 Natural Emerald

Quick answer

As of October 2026, there are 108 natural emerald diamonds with G colour and SI1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $5,962 SGD to $18,059 SGD, with a median of $11,002 SGD. At least 58 retailers stock this exact specification, and 24% of the stones appear at more than one of them, with an average price spread of 59%. Half of all listings fall between $5,048 SGD and $9,205 SGD per carat. The same specification in lab grown form lists at a median of about $538 SGD per carat. Over the last 30 days the median price moved -3.4% and the number of listings moved +6.7%.

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. Emerald natural stones in the index: 2,278 USD per carat, +6.2% 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

108

Lowest Price

$4,185 SGD

Highest Price

$27,570 SGD

Average Price

$11,632 SGD