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

As of September 2026, 3.00 to 4.99ct F SI1 natural marquise diamonds typically cost ₹34,20,985 INR to ₹63,92,595 INR, with a median price of ₹46,05,483 INR. There are currently 60 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct F SI1 Natural Marquise

Quick answer

As of September 2026, there are 60 natural marquise diamonds with F colour and SI1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run ₹34,20,985 INR to ₹63,92,595 INR, with a median of ₹46,05,483 INR. At least 41 retailers stock this exact specification. Half of all listings fall between ₹12,38,548 INR and ₹16,01,246 INR per carat. The same specification in lab grown form lists at a median of about ₹27,634 INR 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. Marquise natural stones in the index: 2,114 USD per carat, -8.8% 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

Lowest Price

₹20,84,917 INR

Highest Price

₹1,15,30,053 INR

Average Price

₹48,70,739 INR

Market Intelligence

Retailers Selling

Price Spread

25.4%

Price Range

Price per carat distribution across retailers

$17,114/ct

10th Percentile

$12,471

Median

$17,114

90th Percentile

$20,873

Score Distribution

60 diamonds scored across 4 quality tiers

Excellent

3 (5.0%)

Very Good

11 (18.3%)

Good

23 (38.3%)

Average

23 (38.3%)

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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

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Lab-Grown F SI1Same 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