How much does a 5.00ct+ G I1 natural oval diamond cost?

As of April 2026, 5.00ct+ G I1 natural oval diamonds are available from $82 NZD to $224,813 NZD, with an average price of $8,416 NZD. There are currently 650 diamonds matching this specification available across retailers.

Where can I find the best price on a G I1 oval diamond?

About 17% of these diamonds are available at multiple retailers, with an average price spread of 61%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ G I1 Natural Oval

As of April 2026, there are 650 natural oval diamonds with G color and I1 clarity in the 5.00ct+ range available across retailers worldwide. Prices range from $82 NZD to $224,813 NZD, with an average of $8,416 NZD.

Last updated: April 2026

Available

650

Lowest Price

$82 NZD

Highest Price

$224,813 NZD

Average Price

$8,416 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

16.7%

Price Spread

61.2%

30-Day Price Trend

-48.9%

30-Day Supply Change

-84.5%

Volatility (30d)

N/A

Price Range

Price per carat distribution across retailers

$13,006/ct

10th Percentile

$7,347

Median

$13,006

90th Percentile

$25,770

Score Distribution

650 diamonds scored across 4 quality tiers

Excellent

39 (6.0%)

Very Good

198 (30.5%)

Good

225 (34.6%)

Average

188 (28.9%)

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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