How much does a 1.00 - 1.49ct G SI2 natural round diamond cost?

As of April 2026, 1.00 - 1.49ct G SI2 natural round diamonds are available from $125 SGD to $607,002 SGD, with an average price of $5,917 SGD. There are currently 21,441 diamonds matching this specification available across retailers.

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

Compare prices across retailers on Carat Hunter to see all your options.

1.00 - 1.49ct G SI2 Natural Round

As of April 2026, there are 21,441 natural round diamonds with G color and SI2 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from $125 SGD to $607,002 SGD, with an average of $5,917 SGD.

Last updated: April 2026

Available

21,441

Lowest Price

$125 SGD

Highest Price

$607,002 SGD

Average Price

$5,917 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

N/A

Price Spread

42.0%

30-Day Price Trend

N/A

30-Day Supply Change

N/A

Volatility (30d)

N/A

Price Range

Price per carat distribution across retailers

$2,657/ct

10th Percentile

$1,912

Median

$2,657

90th Percentile

$4,377

Score Distribution

21.4K diamonds scored across 4 quality tiers

Excellent

5,757 (26.9%)

Very Good

8,590 (40.1%)

Good

4,677 (21.8%)

Average

2,417 (11.3%)

Find Your Diamond

Search 21,441 G SI2 round diamonds and compare prices.

Search Diamonds

Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

H SI2H colour is visually identical to G to the naked eye

Save 10%

G I1I1 inclusions are not visible without magnification

Save 12%

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