How much does a 1.00 to 1.49ct J VS2 lab grown radiant diamond cost?

As of October 2026, 1.00 to 1.49ct J VS2 lab grown radiant diamonds typically cost $332 SGD to $1,702 SGD, with a median price of $746 SGD. There are currently 5 diamonds matching this specification available across retailers.

Where can I find the best price on a J VS2 radiant diamond?

About 58% of these diamonds are available at multiple retailers, with an average price spread of 86%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct J VS2 Lab Grown Radiant

Quick answer

As of October 2026, there are 5 lab grown radiant diamonds with J colour and VS2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $332 SGD to $1,702 SGD, with a median of $746 SGD. At least 16 retailers stock this exact specification, and 58% of the stones appear at more than one of them, with an average price spread of 86%. Half of all listings fall between $604 SGD and $1,614 SGD per carat. The same specification in natural form lists at a median of about $3,212 SGD per carat. Over the last 30 days the median price moved -7.6% and the number of listings moved +38.8%.

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

Lowest Price

$233 SGD

Highest Price

$3,186 SGD

Average Price

$949 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

58.3%

Price Spread

86.5%

30-Day Price Trend

-7.6%

30-Day Supply Change

+38.8%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$910/ct

10th Percentile

$321

Median

$910

90th Percentile

$1,835

Score Distribution

9 diamonds scored across 4 quality tiers

Excellent

3 (33.3%)

Very Good

1 (11.1%)

Good

2 (22.2%)

Average

3 (33.3%)

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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