How much does a 1.50 to 1.99ct G SI1 natural princess diamond cost?

As of October 2026, 1.50 to 1.99ct G SI1 natural princess diamonds typically cost ₹4,47,290 INR to ₹13,17,716 INR, with a median price of ₹7,98,845 INR. There are currently 171 diamonds matching this specification available across retailers.

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

About 33% of these diamonds are available at multiple retailers, with an average price spread of 64%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct G SI1 Natural Princess

Quick answer

As of October 2026, there are 171 natural princess diamonds with G colour and SI1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run ₹4,47,290 INR to ₹13,17,716 INR, with a median of ₹7,98,845 INR. At least 59 retailers stock this exact specification, and 33% of the stones appear at more than one of them, with an average price spread of 64%. Half of all listings fall between ₹3,50,057 INR and ₹6,58,465 INR per carat. The same specification in lab grown form lists at a median of about ₹34,210 INR per carat. Over the last 30 days the median price moved -1.9% and the number of listings moved +7.4%.

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

171

Lowest Price

₹2,96,909 INR

Highest Price

₹21,98,776 INR

Average Price

₹8,36,403 INR