How much does a 3.00 to 4.99ct F SI1 natural oval diamond cost?

As of September 2026, 3.00 to 4.99ct F SI1 natural oval diamonds typically cost €24,551 EUR to €69,003 EUR, with a median price of €42,452 EUR. There are currently 302 diamonds matching this specification available across retailers.

Where can I find the best price on a F SI1 oval diamond?

Compare prices across retailers on Carat Hunter to see all your options.

3.00 to 4.99ct F SI1 Natural Oval

Quick answer

As of September 2026, there are 302 natural oval diamonds with F colour and SI1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run €24,551 EUR to €69,003 EUR, with a median of €42,452 EUR. At least 50 retailers stock this exact specification. Half of all listings fall between €11,946 EUR and €15,762 EUR per carat. The same specification in lab grown form lists at a median of about €316 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

302

Lowest Price

€15,369 EUR

Highest Price

€159,695 EUR

Average Price

€46,072 EUR

Market Intelligence

Retailers Selling

Price Spread

27.2%

Price Range

Price per carat distribution across retailers

$15,315/ct

10th Percentile

$10,109

Median

$15,315

90th Percentile

$19,318

Score Distribution

302 diamonds scored across 4 quality tiers

Excellent

41 (13.6%)

Very Good

71 (23.5%)

Good

109 (36.1%)

Average

81 (26.8%)

Find Your Diamond

Search 302 F SI1 oval diamonds and compare prices.

Search Diamonds

Consider Instead

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

F SI2SI2 inclusions are not visible without magnification

Save 27%

Lab-Grown F SI1Same specifications, lab-grown origin

Save 98%

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