How much does a 0.50 to 0.74ct G VS1 lab grown radiant diamond cost?

As of October 2026, 0.50 to 0.74ct G VS1 lab grown radiant diamonds typically cost HK$949 HKD to HK$3,707 HKD, with a median price of HK$2,229 HKD. There are currently 139 diamonds matching this specification available across retailers.

Where can I find the best price on a G VS1 radiant diamond?

About 43% 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 G VS1 Lab Grown Radiant

Quick answer

As of October 2026, there are 139 lab grown radiant diamonds with G colour and VS1 clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run HK$949 HKD to HK$3,707 HKD, with a median of HK$2,229 HKD. At least 38 retailers stock this exact specification, and 43% of the stones appear at more than one of them, with an average price spread of 80%. Half of all listings fall between HK$2,578 HKD and HK$6,119 HKD per carat. The same specification in natural form lists at a median of about HK$14,783 HKD per carat. Over the last 30 days the median price moved +2.5% and the number of listings moved +12.4%.

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. Radiant lab grown stones in the index: 474 USD per carat, -2.1% 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

139

Lowest Price

HK$714 HKD

Highest Price

HK$11,500 HKD

Average Price

HK$2,381 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

43.3%

Price Spread

80.0%

30-Day Price Trend

+2.5%

30-Day Supply Change

+12.4%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$564/ct

10th Percentile

$229

Median

$564

90th Percentile

$1,073

Score Distribution

219 diamonds scored across 4 quality tiers

Excellent

62 (28.3%)

Very Good

39 (17.8%)

Good

95 (43.4%)

Average

23 (10.5%)

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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