How much does a 5.00ct+ I VVS1 lab grown round diamond cost?

As of September 2026, 5.00ct+ I VVS1 lab grown round diamonds typically cost $2,362 NZD to $43,143 NZD, with a median price of $3,135 NZD. There are currently 5 diamonds matching this specification available across retailers.

Where can I find the best price on a I VVS1 round diamond?

Compare prices across retailers on Carat Hunter to see all your options.

5.00ct+ I VVS1 Lab Grown Round

Quick answer

As of September 2026, there are 5 lab grown round diamonds with I colour and VVS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $2,362 NZD to $43,143 NZD, with a median of $3,135 NZD. At least 10 retailers stock this exact specification. Half of all listings fall between $835 NZD and $1,961 NZD per carat. The same specification in natural form lists at a median of about $56,145 NZD per carat.

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

5.61ct Round I VVS1, IGI, score 83 of 100, from $2,013 NZD

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. Round lab grown stones in the index: 438 USD per carat, -14.1% 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

$2,013 NZD

Highest Price

$58,391 NZD

Average Price

$17,339 NZD

Market Intelligence

Retailers Selling

Price Spread

106.9%

Price Range

Price per carat distribution across retailers

$613/ct

10th Percentile

$462

Median

$613

90th Percentile

$1,248

Score Distribution

5 diamonds scored across 4 quality tiers

Excellent

2 (40.0%)

Very Good

1 (20.0%)

Good

1 (20.0%)

Average

1 (20.0%)

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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