How much does a 5.00ct+ G VS1 natural oval diamond cost?

As of September 2026, 5.00ct+ G VS1 natural oval diamonds typically cost $201,548 NZD to $570,112 NZD, with a median price of $286,900 NZD. There are currently 83 diamonds matching this specification available across retailers.

Where can I find the best price on a G VS1 oval diamond?

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5.00ct+ G VS1 Natural Oval

Quick answer

As of September 2026, there are 83 natural oval diamonds with G colour and VS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $201,548 NZD to $570,112 NZD, with a median of $286,900 NZD. At least 9 retailers stock this exact specification. Half of all listings fall between $68,846 NZD and $82,859 NZD per carat. The same specification in lab grown form lists at a median of about $718 NZD per carat.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Oval natural stones in the index: 2,380 USD per carat, -9.6% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

Lowest Price

$125,353 NZD

Highest Price

$973,935 NZD

Average Price

$355,384 NZD

Market Intelligence

Retailers Selling

Price Spread

17.9%

Price Range

Price per carat distribution across retailers

$47,002/ct

10th Percentile

$38,850

Median

$47,002

90th Percentile

$53,328

Score Distribution

83 diamonds scored across 4 quality tiers

Excellent

16 (19.3%)

Very Good

19 (22.9%)

Good

35 (42.2%)

Average

13 (15.7%)

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Consider Instead

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

H VS1H colour is visually identical to G to the naked eye

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Lab-Grown G VS1Same 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