How much does a 3.00 to 4.99ct H VS1 lab grown cushion diamond cost?

As of October 2026, 3.00 to 4.99ct H VS1 lab grown cushion diamonds typically cost $927 SGD to $5,686 SGD, with a median price of $2,301 SGD. There are currently 476 diamonds matching this specification available across retailers.

Where can I find the best price on a H VS1 cushion diamond?

About 31% of these diamonds are available at multiple retailers, with an average price spread of 106%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct H VS1 Lab Grown Cushion

Quick answer

As of October 2026, there are 476 lab grown cushion diamonds with H colour and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $927 SGD to $5,686 SGD, with a median of $2,301 SGD. At least 41 retailers stock this exact specification, and 31% of the stones appear at more than one of them, with an average price spread of 106%. Half of all listings fall between $410 SGD and $1,183 SGD per carat. The same specification in natural form lists at a median of about $18,385 SGD per carat. Over the last 30 days the median price moved +4.5% and the number of listings moved -0.6%.

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. 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

476

Lowest Price

$469 SGD

Highest Price

$16,959 SGD

Average Price

$2,887 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

30.8%

Price Spread

105.8%

30-Day Price Trend

+4.5%

30-Day Supply Change

-0.6%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$572/ct

10th Percentile

$250

Median

$572

90th Percentile

$1,466

Score Distribution

1.3K diamonds scored across 4 quality tiers

Excellent

259 (19.7%)

Very Good

242 (18.4%)

Good

375 (28.5%)

Average

441 (33.5%)

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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