How much does a 3.00 to 4.99ct G VS1 lab grown radiant diamond cost?

As of October 2026, 3.00 to 4.99ct G VS1 lab grown radiant diamonds typically cost $746 SGD to $5,285 SGD, with a median price of $1,831 SGD. There are currently 2,172 diamonds matching this specification available across retailers.

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

About 39% of these diamonds are available at multiple retailers, with an average price spread of 88%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct G VS1 Lab Grown Radiant

Quick answer

As of October 2026, there are 2,172 lab grown radiant diamonds with G colour and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $746 SGD to $5,285 SGD, with a median of $1,831 SGD. At least 56 retailers stock this exact specification, and 39% of the stones appear at more than one of them, with an average price spread of 88%. Half of all listings fall between $371 SGD and $915 SGD per carat. The same specification in natural form lists at a median of about $25,012 SGD per carat. Over the last 30 days the median price moved +17.3% and the number of listings moved +5.5%.

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

2,172

Lowest Price

$394 SGD

Highest Price

$12,629 SGD

Average Price

$2,359 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

38.9%

Price Spread

88.2%

30-Day Price Trend

+17.3%

30-Day Supply Change

+5.5%

Volatility (30d)

0.06

Price Range

Price per carat distribution across retailers

$481/ct

10th Percentile

$193

Median

$481

90th Percentile

$992

Score Distribution

3.5K diamonds scored across 4 quality tiers

Excellent

780 (22.4%)

Very Good

1,077 (31.0%)

Good

732 (21.0%)

Average

889 (25.6%)

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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