How much does a 2.00 to 2.99ct I SI2 lab grown radiant diamond cost?

As of October 2026, 2.00 to 2.99ct I SI2 lab grown radiant diamonds typically cost $3,508 SGD to $3,508 SGD, with a median price of $3,508 SGD. There are currently 1 diamonds matching this specification available across retailers.

Where can I find the best price on a I SI2 radiant diamond?

About 30% of these diamonds are available at multiple retailers, with an average price spread of 128%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct I SI2 Lab Grown Radiant

Quick answer

As of October 2026, there are 1 lab grown radiant diamonds with I colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $3,508 SGD to $3,508 SGD, with a median of $3,508 SGD. At least 17 retailers stock this exact specification, and 30% of the stones appear at more than one of them, with an average price spread of 128%. Half of all listings fall between $331 SGD and $978 SGD per carat. The same specification in natural form lists at a median of about $8,447 SGD per carat. Over the last 30 days the median price moved -25.7% and the number of listings moved +18.5%.

Three of the best scored stones at this specification right now:

2.00ct Radiant I SI2, IGI, grade B, from $3,508 SGD

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

$3,508 SGD

Highest Price

$3,508 SGD

Average Price

$3,508 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

30.0%

Price Spread

128.0%

30-Day Price Trend

-25.7%

30-Day Supply Change

+18.5%

Volatility (30d)

0.11

Price Range

Price per carat distribution across retailers

$395/ct

10th Percentile

$207

Median

$395

90th Percentile

$1,358

Score Distribution

1 diamonds scored across 1 quality tiers

Good

1 (100.0%)

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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