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

As of October 2026, 1.00 to 1.49ct G IF natural round diamonds typically cost $5,261 SGD to $15,141 SGD, with a median price of $8,075 SGD. There are currently 918 diamonds matching this specification available across retailers.

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

About 40% of these diamonds are available at multiple retailers, with an average price spread of 42%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct G IF Natural Round

Quick answer

As of October 2026, there are 918 natural round diamonds with G colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $5,261 SGD to $15,141 SGD, with a median of $8,075 SGD. At least 67 retailers stock this exact specification, and 40% of the stones appear at more than one of them, with an average price spread of 42%. Half of all listings fall between $6,744 SGD and $10,225 SGD per carat. The same specification in lab grown form lists at a median of about $609 SGD per carat. Over the last 30 days the median price moved -0.0% and the number of listings moved +16.8%.

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. Round natural stones in the index: 2,248 USD per carat, +7.6% 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

918

Lowest Price

$2,654 SGD

Highest Price

$32,561 SGD

Average Price

$9,193 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

39.8%

Price Spread

41.9%

30-Day Price Trend

-0.0%

30-Day Supply Change

+16.8%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$6,480/ct

10th Percentile

$4,312

Median

$6,480

90th Percentile

$10,230

Score Distribution

2.2K diamonds scored across 5 quality tiers

Exceptional

79 (3.6%)

Excellent

828 (37.8%)

Very Good

497 (22.7%)

Good

330 (15.1%)

Average

455 (20.8%)

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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 35%

G VVS1VVS1 inclusions are not visible without magnification

Save 8%

Lab-Grown G IFSame specifications, lab-grown origin

Save 93%

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