How much does a 1.00 to 1.49ct G IF natural radiant diamond cost?

As of October 2026, 1.00 to 1.49ct G IF natural radiant diamonds typically cost $3,442 SGD to $9,974 SGD, with a median price of $6,769 SGD. There are currently 29 diamonds matching this specification available across retailers.

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

About 37% of these diamonds are available at multiple retailers, with an average price spread of 50%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct G IF Natural Radiant

Quick answer

As of October 2026, there are 29 natural radiant diamonds with G colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $3,442 SGD to $9,974 SGD, with a median of $6,769 SGD. At least 59 retailers stock this exact specification, and 37% of the stones appear at more than one of them, with an average price spread of 50%. Half of all listings fall between $5,230 SGD and $8,537 SGD per carat. The same specification in lab grown form lists at a median of about $779 SGD per carat. Over the last 30 days the median price moved +11.1% and the number of listings moved +51.4%.

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 natural stones in the index: 3,091 USD per carat, +13.2% 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

$2,609 SGD

Highest Price

$18,071 SGD

Average Price

$7,047 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

36.7%

Price Spread

50.3%

30-Day Price Trend

+11.1%

30-Day Supply Change

+51.4%

Volatility (30d)

0.04

Price Range

Price per carat distribution across retailers

$5,131/ct

10th Percentile

$3,358

Median

$5,131

90th Percentile

$8,034

Score Distribution

69 diamonds scored across 5 quality tiers

Exceptional

2 (2.9%)

Excellent

16 (23.2%)

Very Good

22 (31.9%)

Good

10 (14.5%)

Average

19 (27.5%)

Find Your Diamond

Search 29 G IF radiant diamonds and compare prices.

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Consider Instead

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

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

Save 30%

G VVS1VVS1 inclusions are not visible without magnification

Save 6%

Lab-Grown G IFSame specifications, lab-grown origin

Save 89%

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