How much does a 1.00 to 1.49ct I IF natural emerald diamond cost?

As of October 2026, 1.00 to 1.49ct I IF natural emerald diamonds typically cost £1,349 GBP to £3,707 GBP, with a median price of £2,058 GBP. There are currently 149 diamonds matching this specification available across retailers.

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

About 39% of these diamonds are available at multiple retailers, with an average price spread of 49%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct I IF Natural Emerald

Quick answer

As of October 2026, there are 149 natural emerald diamonds with I colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £1,349 GBP to £3,707 GBP, with a median of £2,058 GBP. At least 63 retailers stock this exact specification, and 39% of the stones appear at more than one of them, with an average price spread of 49%. Half of all listings fall between £1,809 GBP and £2,916 GBP per carat. The same specification in lab grown form lists at a median of about £1,063 GBP per carat. Over the last 30 days the median price moved -0.2% and the number of listings moved +8.4%.

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

149

Lowest Price

£888 GBP

Highest Price

£7,983 GBP

Average Price

£2,412 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

38.8%

Price Spread

49.3%

30-Day Price Trend

-0.2%

30-Day Supply Change

+8.4%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$2,989/ct

10th Percentile

$2,037

Median

$2,989

90th Percentile

$5,129

Score Distribution

352 diamonds scored across 5 quality tiers

Exceptional

1 (0.3%)

Excellent

121 (34.4%)

Very Good

91 (25.9%)

Good

64 (18.2%)

Average

75 (21.3%)

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J IFJ colour is visually identical to I to the naked eye

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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