How much does a 1.50 to 1.99ct F FL lab grown round diamond cost?

As of October 2026, 1.50 to 1.99ct F FL lab grown round diamonds typically cost $591 SGD to $1,889 SGD, with a median price of $1,030 SGD. There are currently 22 diamonds matching this specification available across retailers.

Where can I find the best price on a F FL round diamond?

About 56% of these diamonds are available at multiple retailers, with an average price spread of 115%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct F FL Lab Grown Round

Quick answer

As of October 2026, there are 22 lab grown round diamonds with F colour and FL clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $591 SGD to $1,889 SGD, with a median of $1,030 SGD. At least 31 retailers stock this exact specification, and 56% of the stones appear at more than one of them, with an average price spread of 115%. Half of all listings fall between $521 SGD and $1,488 SGD per carat. The same specification in natural form lists at a median of about $14,838 SGD 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

$547 SGD

Highest Price

$5,178 SGD

Average Price

$1,179 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

55.8%

Price Spread

114.7%

30-Day Price Trend

-1.7%

30-Day Supply Change

+14.6%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$657/ct

10th Percentile

$322

Median

$657

90th Percentile

$1,696

Score Distribution

51 diamonds scored across 4 quality tiers

Excellent

23 (45.1%)

Very Good

9 (17.6%)

Good

15 (29.4%)

Average

4 (7.8%)

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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