How much does a 1.00 to 1.49ct D SI1 natural emerald diamond cost?

As of September 2026, 1.00 to 1.49ct D SI1 natural emerald diamonds typically cost $2,512 SGD to $7,358 SGD, with a median price of $3,852 SGD. There are currently 511 diamonds matching this specification available across retailers.

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

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1.00 to 1.49ct D SI1 Natural Emerald

Quick answer

As of September 2026, there are 511 natural emerald diamonds with D colour and SI1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $2,512 SGD to $7,358 SGD, with a median of $3,852 SGD. At least 60 retailers stock this exact specification. Half of all listings fall between $2,985 SGD and $4,822 SGD per carat. The same specification in lab grown form lists at a median of about $504 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

511

Lowest Price

$1,362 SGD

Highest Price

$13,095 SGD

Average Price

$4,478 SGD

Market Intelligence

Retailers Selling

Price Spread

50.5%

Price Range

Price per carat distribution across retailers

$2,866/ct

10th Percentile

$2,037

Median

$2,866

90th Percentile

$5,004

Score Distribution

511 diamonds scored across 4 quality tiers

Excellent

63 (12.3%)

Very Good

117 (22.9%)

Good

150 (29.4%)

Average

181 (35.4%)

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Lab-Grown D SI1Same specifications, lab-grown origin

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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