How much does a 1.00 to 1.49ct E IF natural marquise diamond cost?

As of October 2026, 1.00 to 1.49ct E IF natural marquise diamonds typically cost £4,085 GBP to £9,996 GBP, with a median price of £6,520 GBP. There are currently 34 diamonds matching this specification available across retailers.

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

About 34% of these diamonds are available at multiple retailers, with an average price spread of 39%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct E IF Natural Marquise

Quick answer

As of October 2026, there are 34 natural marquise diamonds with E colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £4,085 GBP to £9,996 GBP, with a median of £6,520 GBP. At least 61 retailers stock this exact specification, and 34% of the stones appear at more than one of them, with an average price spread of 39%. Half of all listings fall between £5,320 GBP and £7,834 GBP per carat. The same specification in lab grown form lists at a median of about £553 GBP per carat. Over the last 30 days the median price moved +2.2% and the number of listings moved +9.8%.

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. Marquise natural stones in the index: 2,268 USD per carat, +10.8% 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

£3,210 GBP

Highest Price

£13,914 GBP

Average Price

£6,675 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

34.1%

Price Spread

39.1%

30-Day Price Trend

+2.2%

30-Day Supply Change

+9.8%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$8,605/ct

10th Percentile

$6,012

Median

$8,605

90th Percentile

$12,812

Score Distribution

86 diamonds scored across 5 quality tiers

Exceptional

1 (1.2%)

Excellent

26 (30.2%)

Very Good

24 (27.9%)

Good

12 (14.0%)

Average

23 (26.7%)

Find Your Diamond

Search 34 E IF marquise diamonds and compare prices.

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Consider Instead

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

F IFF colour is visually identical to E to the naked eye

Save 25%

E VVS1VVS1 inclusions are not visible without magnification

Save 8%

Lab-Grown E IFSame specifications, lab-grown origin

Save 93%

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