How much does a 5.00ct+ F FL lab grown cushion diamond cost?

As of October 2026, 5.00ct+ F FL lab grown cushion diamonds typically cost $10,328 SGD to $35,705 SGD, with a median price of $25,776 SGD. There are currently 3 diamonds matching this specification available across retailers.

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

About 27% of these diamonds are available at multiple retailers, with an average price spread of 56%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ F FL Lab Grown Cushion

Quick answer

As of October 2026, there are 3 lab grown cushion diamonds with F colour and FL clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $10,328 SGD to $35,705 SGD, with a median of $25,776 SGD. At least 20 retailers stock this exact specification, and 27% of the stones appear at more than one of them, with an average price spread of 56%. Half of all listings fall between $3,702 SGD and $6,633 SGD per carat. Over the last 30 days the median price moved -13.1% and the number of listings moved +34.1%.

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

$9,245 SGD

Highest Price

$72,346 SGD

Average Price

$24,474 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

27.3%

Price Spread

55.8%

30-Day Price Trend

-13.1%

30-Day Supply Change

+34.1%

Volatility (30d)

0.04

Price Range

Price per carat distribution across retailers

$4,108/ct

10th Percentile

$1,893

Median

$4,108

90th Percentile

$7,069

Score Distribution

8 diamonds scored across 4 quality tiers

Excellent

2 (25.0%)

Very Good

1 (12.5%)

Good

3 (37.5%)

Average

2 (25.0%)

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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