How much does a 0.50 to 0.74ct K SI1 natural princess diamond cost?

As of November 6, 2026, 0.50 to 0.74ct K SI1 natural princess diamonds typically cost ₹35,941 INR to ₹1,04,308 INR, with a median price of ₹67,676 INR. There are currently 122 diamonds matching this specification available across retailers.

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

About 34% of these diamonds are available at multiple retailers, with an average price spread of 70%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct K SI1 Natural Princess

Quick answer

As of November 6, 2026, there are 122 natural princess diamonds with K colour and SI1 clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run ₹35,941 INR to ₹1,04,308 INR, with a median of ₹67,676 INR. Half of all listings fall between ₹78,006 INR and ₹1,48,912 INR per carat. The same specification in lab grown form lists at a median of about ₹55,365 INR per carat. Over the last 30 days the median price moved -6.7% and the number of listings moved +23.9%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, October 2026: natural diamonds at 2,202 USD per carat and lab-grown at 462 USD per carat, a natural to lab ratio of 4.8 to 1. Princess natural stones in the index: 1,991 USD per carat, -8.2% month on month. See the full index release

Figures come from current listings across more than 125 retailers. The index is a monthly release.

Last updated: November 6, 2026

Available

122

Lowest Price

₹21,371 INR

Highest Price

₹1,77,906 INR

Average Price

₹71,281 INR

Market Intelligence

Cross Retailer %

34.4%

Price Spread

70.0%

30-Day Price Trend

-6.7%

30-Day Supply Change

+23.9%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$1,072/ct

10th Percentile

$671

Median

$1,072

90th Percentile

$2,041

Score Distribution

122 diamonds scored across 4 quality tiers

Excellent

3 (2.5%)

Very Good

33 (27.0%)

Good

33 (27.0%)

Average

53 (43.4%)

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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