How much does a 0.20 to 0.49ct I SI1 natural pear diamond cost?

As of November 2026, 0.20 to 0.49ct I SI1 natural pear diamonds typically cost $338 AUD to $718 AUD, with a median price of $493 AUD. There are currently 678 diamonds matching this specification available across retailers.

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

About 52% of these diamonds are available at multiple retailers, with an average price spread of 55%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct I SI1 Natural Pear

Quick answer

As of November 2026, there are 678 natural pear diamonds with I colour and SI1 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run $338 AUD to $718 AUD, with a median of $493 AUD. At least 23 retailers stock this exact specification, and 52% of the stones appear at more than one of them, with an average price spread of 55%. Half of all listings fall between $1,645 AUD and $2,865 AUD per carat. The same specification in lab grown form lists at a median of about $854 AUD per carat. Over the last 30 days the median price moved +8.3% and the number of listings moved -4.4%.

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. Pear natural stones in the index: 2,307 USD per carat, +13.7% 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: November 2026

Available

678

Lowest Price

$223 AUD

Highest Price

$1,615 AUD

Average Price

$516 AUD