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

As of October 2026, 1.00 to 1.49ct D SI1 natural emerald diamonds typically cost $1,941 USD to $7,137 USD, with a median price of $3,094 USD. There are currently 177 diamonds matching this specification available across retailers.

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

About 34% of these diamonds are available at multiple retailers, with an average price spread of 64%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct D SI1 Natural Emerald

Quick answer

As of October 2026, there are 177 natural emerald diamonds with D color and SI1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $1,941 USD to $7,137 USD, with a median of $3,094 USD. At least 65 retailers stock this exact specification, and 34% of the stones appear at more than one of them, with an average price spread of 64%. Half of all listings fall between $2,286 USD and $4,106 USD per carat. The same specification in lab grown form lists at a median of about $409 USD per carat. Over the last 30 days the median price moved +0.6% and the number of listings moved +10.8%.

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

177

Lowest Price

$1,344 USD

Highest Price

$10,470 USD

Average Price

$3,853 USD

Market Intelligence

Retailers Selling

Cross Retailer %

33.7%

Price Spread

63.8%

30-Day Price Trend

+0.6%

30-Day Supply Change

+10.8%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$2,850/ct

10th Percentile

$1,959

Median

$2,850

90th Percentile

$5,326

Score Distribution

538 diamonds scored across 4 quality tiers

Excellent

98 (18.2%)

Very Good

113 (21.0%)

Good

101 (18.8%)

Average

226 (42.0%)

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Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

D SI2SI2 inclusions are not visible without magnification

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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