How much does a 3.00 to 4.99ct I VS1 natural princess diamond cost?

As of October 2026, 3.00 to 4.99ct I VS1 natural princess diamonds typically cost $25,119 AUD to $91,765 AUD, with a median price of $46,731 AUD. There are currently 37 diamonds matching this specification available across retailers.

Where can I find the best price on a I VS1 princess diamond?

About 40% of these diamonds are available at multiple retailers, with an average price spread of 37%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct I VS1 Natural Princess

Quick answer

As of October 2026, there are 37 natural princess diamonds with I colour and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $25,119 AUD to $91,765 AUD, with a median of $46,731 AUD. At least 45 retailers stock this exact specification, and 40% of the stones appear at more than one of them, with an average price spread of 37%. Half of all listings fall between $12,549 AUD and $18,021 AUD per carat. The same specification in lab grown form lists at a median of about $665 AUD per carat. Over the last 30 days the median price moved -0.7% and the number of listings moved +5.4%.

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

Lowest Price

$16,025 AUD

Highest Price

$170,190 AUD

Average Price

$51,894 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

39.6%

Price Spread

37.2%

30-Day Price Trend

-0.7%

30-Day Supply Change

+5.4%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$10,328/ct

10th Percentile

$7,324

Median

$10,328

90th Percentile

$14,962

Score Distribution

90 diamonds scored across 4 quality tiers

Excellent

24 (26.7%)

Very Good

21 (23.3%)

Good

12 (13.3%)

Average

33 (36.7%)

Find Your Diamond

Search 37 I VS1 princess diamonds and compare prices.

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Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

J VS1J colour is visually identical to I to the naked eye

Save 33%

Lab-Grown I VS1Same specifications, lab-grown origin

Save 95%

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