How much does a 0.50 to 0.74ct D FL lab grown round diamond cost?

As of October 2026, 0.50 to 0.74ct D FL lab grown round diamonds typically cost HK$1,145 HKD to HK$4,400 HKD, with a median price of HK$2,040 HKD. There are currently 1,448 diamonds matching this specification available across retailers.

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

About 61% of these diamonds are available at multiple retailers, with an average price spread of 80%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct D FL Lab Grown Round

Quick answer

As of October 2026, there are 1,448 lab grown round diamonds with D colour and FL clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run HK$1,145 HKD to HK$4,400 HKD, with a median of HK$2,040 HKD. At least 37 retailers stock this exact specification, and 61% of the stones appear at more than one of them, with an average price spread of 80%. Half of all listings fall between HK$4,119 HKD and HK$8,534 HKD per carat. The same specification in natural form lists at a median of about HK$36,138 HKD per carat. Over the last 30 days the median price moved -3.8% and the number of listings moved +4.2%.

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

1,448

Lowest Price

HK$887 HKD

Highest Price

HK$14,671 HKD

Average Price

HK$2,347 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

61.4%

Price Spread

79.7%

30-Day Price Trend

-3.8%

30-Day Supply Change

+4.2%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$706/ct

10th Percentile

$300

Median

$706

90th Percentile

$1,508

Score Distribution

2.5K diamonds scored across 5 quality tiers

Exceptional

80 (3.3%)

Excellent

1,337 (54.4%)

Very Good

622 (25.3%)

Good

365 (14.8%)

Average

55 (2.2%)

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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