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

As of October 2026, 1.00 to 1.49ct H IF natural round diamonds typically cost $4,237 SGD to $11,731 SGD, with a median price of $6,704 SGD. There are currently 895 diamonds matching this specification available across retailers.

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

About 36% of these diamonds are available at multiple retailers, with an average price spread of 44%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct H IF Natural Round

Quick answer

As of October 2026, there are 895 natural round diamonds with H colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $4,237 SGD to $11,731 SGD, with a median of $6,704 SGD. At least 65 retailers stock this exact specification, and 36% of the stones appear at more than one of them, with an average price spread of 44%. Half of all listings fall between $4,355 SGD and $6,734 SGD per carat. The same specification in lab grown form lists at a median of about $620 SGD per carat. Over the last 30 days the median price moved -0.1% and the number of listings moved +4.3%.

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

895

Lowest Price

$2,593 SGD

Highest Price

$23,266 SGD

Average Price

$7,544 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

35.9%

Price Spread

44.2%

30-Day Price Trend

-0.1%

30-Day Supply Change

+4.3%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$4,200/ct

10th Percentile

$2,843

Median

$4,200

90th Percentile

$6,893

Score Distribution

2.1K diamonds scored across 4 quality tiers

Excellent

508 (24.4%)

Very Good

511 (24.6%)

Good

529 (25.4%)

Average

533 (25.6%)

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Consider Instead

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

H VVS1VVS1 inclusions are not visible without magnification

Save 6%

Lab-Grown H IFSame specifications, lab-grown origin

Save 90%

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