How much does a 1.50 to 1.99ct G IF lab grown round diamond cost?

As of October 2026, 1.50 to 1.99ct G IF lab grown round diamonds typically cost $362 CAD to $2,411 CAD, with a median price of $500 CAD. There are currently 30 diamonds matching this specification available across retailers.

Where can I find the best price on a G IF round diamond?

About 39% of these diamonds are available at multiple retailers, with an average price spread of 98%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct G IF Lab Grown Round

Quick answer

As of October 2026, there are 30 lab grown round diamonds with G color and IF clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $362 CAD to $2,411 CAD, with a median of $500 CAD. At least 41 retailers stock this exact specification, and 39% of the stones appear at more than one of them, with an average price spread of 98%. Half of all listings fall between $486 CAD and $1,257 CAD per carat. The same specification in natural form lists at a median of about $14,498 CAD per carat. Over the last 30 days the median price moved -1.7% and the number of listings moved +14.6%.

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. Round lab grown stones in the index: 414 USD per carat, -5.0% 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

$329 CAD

Highest Price

$29,287 CAD

Average Price

$1,277 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

38.5%

Price Spread

97.6%

30-Day Price Trend

-1.7%

30-Day Supply Change

+14.6%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$565/ct

10th Percentile

$231

Median

$565

90th Percentile

$1,245

Score Distribution

67 diamonds scored across 4 quality tiers

Excellent

43 (64.2%)

Very Good

6 (9.0%)

Good

4 (6.0%)

Average

14 (20.9%)

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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