How much does a 2.00 to 2.99ct H SI1 lab grown cushion diamond cost?

As of October 2026, 2.00 to 2.99ct H SI1 lab grown cushion diamonds typically cost $896 CAD to $5,828 CAD, with a median price of $2,500 CAD. There are currently 18 diamonds matching this specification available across retailers.

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

About 32% of these diamonds are available at multiple retailers, with an average price spread of 97%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct H SI1 Lab Grown Cushion

Quick answer

As of October 2026, there are 18 lab grown cushion diamonds with H color and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $896 CAD to $5,828 CAD, with a median of $2,500 CAD. At least 24 retailers stock this exact specification, and 32% of the stones appear at more than one of them, with an average price spread of 97%. Half of all listings fall between $914 CAD and $2,947 CAD per carat. The same specification in natural form lists at a median of about $10,055 CAD per carat. Over the last 30 days the median price moved -0.0% and the number of listings moved -1.9%.

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. Cushion lab grown stones in the index: 516 USD per carat, +6.9% 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

$531 CAD

Highest Price

$14,738 CAD

Average Price

$3,049 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

31.9%

Price Spread

96.8%

30-Day Price Trend

-0.0%

30-Day Supply Change

-1.9%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$1,504/ct

10th Percentile

$482

Median

$1,504

90th Percentile

$4,014

Score Distribution

69 diamonds scored across 4 quality tiers

Excellent

5 (7.2%)

Very Good

17 (24.6%)

Good

30 (43.5%)

Average

17 (24.6%)

Find Your Diamond

Search 18 H SI1 cushion diamonds and compare prices.

Search Diamonds

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