How much does a 1.50 to 1.99ct I SI1 lab grown pear diamond cost?

As of October 2026, 1.50 to 1.99ct I SI1 lab grown pear diamonds typically cost $1,490 NZD to $4,343 NZD, with a median price of $1,863 NZD. There are currently 55 diamonds matching this specification available across retailers.

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

About 43% of these diamonds are available at multiple retailers, with an average price spread of 74%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct I SI1 Lab Grown Pear

Quick answer

As of October 2026, there are 55 lab grown pear diamonds with I colour and SI1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $1,490 NZD to $4,343 NZD, with a median of $1,863 NZD. At least 26 retailers stock this exact specification, and 43% of the stones appear at more than one of them, with an average price spread of 74%. Half of all listings fall between $1,667 NZD and $3,098 NZD per carat. The same specification in natural form lists at a median of about $8,505 NZD per carat. Over the last 30 days the median price moved +1.4% and the number of listings moved +1.6%.

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 lab grown stones in the index: 452 USD per carat, -5.1% 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

$749 NZD

Highest Price

$9,906 NZD

Average Price

$2,823 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

43.4%

Price Spread

73.5%

30-Day Price Trend

+1.4%

30-Day Supply Change

+1.6%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,097/ct

10th Percentile

$565

Median

$1,097

90th Percentile

$2,597

Score Distribution

95 diamonds scored across 4 quality tiers

Excellent

49 (51.6%)

Very Good

5 (5.3%)

Good

14 (14.7%)

Average

27 (28.4%)

Find Your Diamond

Search 55 I 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.

J SI1J colour is visually identical to I to the naked eye

Save 10%

I SI2SI2 inclusions are not visible without magnification

Save 15%

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