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

As of September 2026, 1.00 to 1.49ct I IF natural oval diamonds typically cost €2,016 EUR to €4,660 EUR, with a median price of €2,824 EUR. There are currently 381 diamonds matching this specification available across retailers.

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1.00 to 1.49ct I IF Natural Oval

Quick answer

As of September 2026, there are 381 natural oval diamonds with I colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run €2,016 EUR to €4,660 EUR, with a median of €2,824 EUR. At least 53 retailers stock this exact specification. Half of all listings fall between €2,525 EUR and €3,461 EUR per carat. The same specification in lab grown form lists at a median of about €2,903 EUR 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. Oval natural stones in the index: 2,380 USD per carat, -9.6% 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

381

Lowest Price

€1,271 EUR

Highest Price

€12,746 EUR

Average Price

€3,149 EUR

Market Intelligence

Retailers Selling

Price Spread

31.8%

Price Range

Price per carat distribution across retailers

$3,393/ct

10th Percentile

$2,505

Median

$3,393

90th Percentile

$4,602

Score Distribution

381 diamonds scored across 4 quality tiers

Excellent

112 (29.4%)

Very Good

135 (35.4%)

Good

87 (22.8%)

Average

47 (12.3%)

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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