How much does a 1.00 - 1.49ct H SI2 lab grown round diamond cost?

As of April 2026, 1.00 - 1.49ct H SI2 lab grown round diamonds are available from $114 SGD to $231,741 SGD, with an average price of $2,871 SGD. There are currently 4,951 diamonds matching this specification available across retailers.

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

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1.00 - 1.49ct H SI2 Lab Grown Round

As of April 2026, there are 4,951 lab grown round diamonds with H color and SI2 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from $114 SGD to $231,741 SGD, with an average of $2,871 SGD.

Last updated: April 2026

Available

4,951

Lowest Price

$114 SGD

Highest Price

$231,741 SGD

Average Price

$2,871 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

N/A

Price Spread

41.5%

30-Day Price Trend

N/A

30-Day Supply Change

N/A

Volatility (30d)

N/A

Price Range

Price per carat distribution across retailers

$2,186/ct

10th Percentile

$1,337

Median

$2,186

90th Percentile

$3,119

Score Distribution

5.0K diamonds scored across 4 quality tiers

Excellent

1,061 (21.4%)

Very Good

2,012 (40.6%)

Good

1,070 (21.6%)

Average

808 (16.3%)

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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