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

As of October 2026, 1.00 to 1.49ct H IF natural radiant diamonds typically cost $3,224 SGD to $7,503 SGD, with a median price of $5,725 SGD. There are currently 29 diamonds matching this specification available across retailers.

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

About 35% of these diamonds are available at multiple retailers, with an average price spread of 64%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct H IF Natural Radiant

Quick answer

As of October 2026, there are 29 natural radiant diamonds with H colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $3,224 SGD to $7,503 SGD, with a median of $5,725 SGD. At least 51 retailers stock this exact specification, and 35% of the stones appear at more than one of them, with an average price spread of 64%. Half of all listings fall between $3,418 SGD and $6,365 SGD per carat. The same specification in lab grown form lists at a median of about $1,683 SGD per carat. Over the last 30 days the median price moved +2.8% and the number of listings moved +26.5%.

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

$1,416 SGD

Highest Price

$11,313 SGD

Average Price

$5,556 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

35.0%

Price Spread

64.1%

30-Day Price Trend

+2.8%

30-Day Supply Change

+26.5%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$3,588/ct

10th Percentile

$2,146

Median

$3,588

90th Percentile

$5,796

Score Distribution

77 diamonds scored across 4 quality tiers

Excellent

12 (15.6%)

Very Good

23 (29.9%)

Good

12 (15.6%)

Average

30 (39.0%)

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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

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Lab-Grown H IFSame specifications, lab-grown origin

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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