How much does a 1.50 to 1.99ct D SI1 natural pear diamond cost?

As of October 2026, 1.50 to 1.99ct D SI1 natural pear diamonds typically cost $9,677 AUD to $28,365 AUD, with a median price of $15,538 AUD. There are currently 222 diamonds matching this specification available across retailers.

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

About 29% of these diamonds are available at multiple retailers, with an average price spread of 48%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct D SI1 Natural Pear

Quick answer

As of October 2026, there are 222 natural pear diamonds with D colour and SI1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $9,677 AUD to $28,365 AUD, with a median of $15,538 AUD. At least 63 retailers stock this exact specification, and 29% of the stones appear at more than one of them, with an average price spread of 48%. Half of all listings fall between $7,807 AUD and $12,487 AUD per carat. The same specification in lab grown form lists at a median of about $507 AUD per carat. Over the last 30 days the median price moved +0.8% and the number of listings moved +12.4%.

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: October 2026

Available

222

Lowest Price

$6,516 AUD

Highest Price

$42,269 AUD

Average Price

$17,384 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

28.9%

Price Spread

48.3%

30-Day Price Trend

+0.8%

30-Day Supply Change

+12.4%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$6,809/ct

10th Percentile

$4,703

Median

$6,809

90th Percentile

$10,596

Score Distribution

643 diamonds scored across 4 quality tiers

Excellent

85 (13.2%)

Very Good

156 (24.3%)

Good

145 (22.6%)

Average

257 (40.0%)

Find Your Diamond

Search 222 D SI1 pear diamonds and compare prices.

Search Diamonds

Consider Instead

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

D SI2SI2 inclusions are not visible without magnification

Save 25%

Lab-Grown D SI1Same 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