How much does a 5.00ct+ H IF lab grown round diamond cost?

As of October 2026, 5.00ct+ H IF lab grown round diamonds typically cost $3,910 SGD to $555,672 SGD, with a median price of $6,103 SGD. There are currently 3 diamonds matching this specification available across retailers.

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

About 57% of these diamonds are available at multiple retailers, with an average price spread of 93%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ H IF Lab Grown Round

Quick answer

As of October 2026, there are 3 lab grown round diamonds with H colour and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $3,910 SGD to $555,672 SGD, with a median of $6,103 SGD. At least 24 retailers stock this exact specification, and 57% of the stones appear at more than one of them, with an average price spread of 93%. Half of all listings fall between $983 SGD and $2,181 SGD per carat. The same specification in natural form lists at a median of about $30,791 SGD per carat. Over the last 30 days the median price moved +0.2% and the number of listings moved +14.8%.

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 lab grown stones in the index: 414 USD per carat, -5.0% 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

$3,732 SGD

Highest Price

$1,103,228 SGD

Average Price

$188,562 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

57.1%

Price Spread

92.5%

30-Day Price Trend

+0.2%

30-Day Supply Change

+14.8%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$1,010/ct

10th Percentile

$676

Median

$1,010

90th Percentile

$2,376

Score Distribution

6 diamonds scored across 3 quality tiers

Excellent

3 (50.0%)

Very Good

1 (16.7%)

Good

2 (33.3%)

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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