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

As of October 2026, 1.00 to 1.49ct G SI1 natural princess diamonds typically cost ₹1,61,717 INR to ₹4,86,050 INR, with a median price of ₹2,54,860 INR. There are currently 376 diamonds matching this specification available across retailers.

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

About 39% of these diamonds are available at multiple retailers, with an average price spread of 65%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct G SI1 Natural Princess

Quick answer

As of October 2026, there are 376 natural princess diamonds with G colour and SI1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run ₹1,61,717 INR to ₹4,86,050 INR, with a median of ₹2,54,860 INR. At least 62 retailers stock this exact specification, and 39% of the stones appear at more than one of them, with an average price spread of 65%. Half of all listings fall between ₹1,83,938 INR and ₹3,30,551 INR per carat. The same specification in lab grown form lists at a median of about ₹39,886 INR per carat. Over the last 30 days the median price moved -1.3% and the number of listings moved +10.3%.

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

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Princess natural stones in the index: 2,158 USD per carat, +5.7% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: October 2026

Available

376

Lowest Price

₹1,21,418 INR

Highest Price

₹8,75,897 INR

Average Price

₹2,91,084 INR