How much does a 5.00ct+ G IF lab grown oval diamond cost?

As of October 2026, 5.00ct+ G IF lab grown oval diamonds typically cost $6,037 SGD to $28,211 SGD, with a median price of $12,148 SGD. There are currently 16 diamonds matching this specification available across retailers.

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

About 52% of these diamonds are available at multiple retailers, with an average price spread of 68%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ G IF Lab Grown Oval

Quick answer

As of October 2026, there are 16 lab grown oval diamonds with G colour and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $6,037 SGD to $28,211 SGD, with a median of $12,148 SGD. At least 37 retailers stock this exact specification, and 52% of the stones appear at more than one of them, with an average price spread of 68%. Half of all listings fall between $1,698 SGD and $3,309 SGD per carat. The same specification in natural form lists at a median of about $50,902 SGD per carat. Over the last 30 days the median price moved -19.2% and the number of listings moved +20.0%.

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. Oval lab grown stones in the index: 453 USD per carat, -7.4% 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

$5,277 SGD

Highest Price

$82,700 SGD

Average Price

$15,044 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

51.6%

Price Spread

68.1%

30-Day Price Trend

-19.2%

30-Day Supply Change

+20.0%

Volatility (30d)

0.06

Price Range

Price per carat distribution across retailers

$1,847/ct

10th Percentile

$1,008

Median

$1,847

90th Percentile

$3,825

Score Distribution

43 diamonds scored across 4 quality tiers

Excellent

16 (37.2%)

Very Good

9 (20.9%)

Good

8 (18.6%)

Average

10 (23.3%)

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

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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