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

As of October 2026, 1.00 to 1.49ct D SI2 natural emerald diamonds typically cost £1,162 GBP to £5,527 GBP, with a median price of £2,267 GBP. There are currently 98 diamonds matching this specification available across retailers.

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

About 29% of these diamonds are available at multiple retailers, with an average price spread of 70%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct D SI2 Natural Emerald

Quick answer

As of October 2026, there are 98 natural emerald diamonds with D colour and SI2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £1,162 GBP to £5,527 GBP, with a median of £2,267 GBP. At least 52 retailers stock this exact specification, and 29% of the stones appear at more than one of them, with an average price spread of 70%. Half of all listings fall between £1,349 GBP and £2,564 GBP per carat. The same specification in lab grown form lists at a median of about £330 GBP per carat. Over the last 30 days the median price moved +0.3% and the number of listings moved +7.8%.

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

Lowest Price

£795 GBP

Highest Price

£8,154 GBP

Average Price

£2,831 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

29.2%

Price Spread

70.1%

30-Day Price Trend

+0.3%

30-Day Supply Change

+7.8%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$2,307/ct

10th Percentile

$1,544

Median

$2,307

90th Percentile

$4,504

Score Distribution

329 diamonds scored across 4 quality tiers

Excellent

52 (15.8%)

Very Good

54 (16.4%)

Good

51 (15.5%)

Average

172 (52.3%)

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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