How much does a 5.00ct+ G SI1 natural emerald diamond cost?

As of September 2026, 5.00ct+ G SI1 natural emerald diamonds typically cost $115,579 SGD to $507,200 SGD, with a median price of $172,191 SGD. There are currently 22 diamonds matching this specification available across retailers.

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

Compare prices across retailers on Carat Hunter to see all your options.

5.00ct+ G SI1 Natural Emerald

Quick answer

As of September 2026, there are 22 natural emerald diamonds with G colour and SI1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $115,579 SGD to $507,200 SGD, with a median of $172,191 SGD. At least 15 retailers stock this exact specification. Half of all listings fall between $53,837 SGD and $66,859 SGD per carat. The same specification in lab grown form lists at a median of about $433 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. Emerald natural stones in the index: 2,166 USD per carat, -6.6% 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

$71,345 SGD

Highest Price

$639,052 SGD

Average Price

$237,041 SGD