How much does a 1.00 to 1.49ct F SI1 natural princess diamond cost?

As of September 2026, 1.00 to 1.49ct F SI1 natural princess diamonds typically cost ₹1,57,026 INR to ₹4,35,964 INR, with a median price of ₹2,17,413 INR. There are currently 918 diamonds matching this specification available across retailers.

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

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1.00 to 1.49ct F SI1 Natural Princess

Quick answer

As of September 2026, there are 918 natural princess diamonds with F colour and SI1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run ₹1,57,026 INR to ₹4,35,964 INR, with a median of ₹2,17,413 INR. At least 56 retailers stock this exact specification. Half of all listings fall between ₹1,84,459 INR and ₹2,84,769 INR per carat. The same specification in lab grown form lists at a median of about ₹41,942 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. Princess natural stones in the index: 2,073 USD per carat, -3.2% 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

918

Lowest Price

₹1,07,218 INR

Highest Price

₹9,58,582 INR

Average Price

₹2,65,289 INR

Market Intelligence

Retailers Selling

Price Spread

46.1%

Price Range

Price per carat distribution across retailers

$2,278/ct

10th Percentile

$1,717

Median

$2,278

90th Percentile

$4,154

Score Distribution

918 diamonds scored across 4 quality tiers

Excellent

126 (13.7%)

Very Good

234 (25.5%)

Good

283 (30.8%)

Average

275 (30.0%)

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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