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

As of September 2026, 1.00 to 1.49ct I IF natural emerald diamonds typically cost £1,407 GBP to £3,539 GBP, with a median price of £1,988 GBP. There are currently 366 diamonds matching this specification available across retailers.

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

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1.00 to 1.49ct I IF Natural Emerald

Quick answer

As of September 2026, there are 366 natural emerald diamonds with I colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £1,407 GBP to £3,539 GBP, with a median of £1,988 GBP. At least 57 retailers stock this exact specification. Half of all listings fall between £1,819 GBP and £2,605 GBP per carat. The same specification in lab grown form lists at a median of about £1,289 GBP 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

366

Lowest Price

£981 GBP

Highest Price

£28,073 GBP

Average Price

£2,340 GBP

Market Intelligence

Retailers Selling

Price Spread

36.1%

Price Range

Price per carat distribution across retailers

$2,939/ct

10th Percentile

$2,106

Median

$2,939

90th Percentile

$4,534

Score Distribution

366 diamonds scored across 4 quality tiers

Excellent

121 (33.1%)

Very Good

100 (27.3%)

Good

84 (23.0%)

Average

61 (16.7%)

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Consider Instead

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

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

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Lab-Grown I IFSame 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