How much does a 1.00 to 1.49ct J SI2 natural emerald diamond cost?

As of September 2026, 1.00 to 1.49ct J SI2 natural emerald diamonds typically cost $1,444 SGD to $4,684 SGD, with a median price of $2,400 SGD. There are currently 379 diamonds matching this specification available across retailers.

Where can I find the best price on a J SI2 emerald diamond?

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1.00 to 1.49ct J SI2 Natural Emerald

Quick answer

As of September 2026, there are 379 natural emerald diamonds with J colour and SI2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $1,444 SGD to $4,684 SGD, with a median of $2,400 SGD. At least 46 retailers stock this exact specification. Half of all listings fall between $1,568 SGD and $2,539 SGD per carat. The same specification in lab grown form lists at a median of about $2,252 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

379

Lowest Price

$914 SGD

Highest Price

$10,479 SGD

Average Price

$2,705 SGD

Market Intelligence

Retailers Selling

Price Spread

49.7%

Price Range

Price per carat distribution across retailers

$1,540/ct

10th Percentile

$1,057

Median

$1,540

90th Percentile

$2,699

Score Distribution

379 diamonds scored across 4 quality tiers

Excellent

27 (7.1%)

Very Good

85 (22.4%)

Good

82 (21.6%)

Average

185 (48.8%)

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Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1