How much does a 5.00ct+ I VVS1 natural cushion diamond cost?

As of September 2026, 5.00ct+ I VVS1 natural cushion diamonds typically cost HK$774,659 HKD to HK$1,944,948 HKD, with a median price of HK$1,339,969 HKD. There are currently 5 diamonds matching this specification available across retailers.

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

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

5.00ct+ I VVS1 Natural Cushion

Quick answer

As of September 2026, there are 5 natural cushion diamonds with I colour and VVS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run HK$774,659 HKD to HK$1,944,948 HKD, with a median of HK$1,339,969 HKD. At least 27 retailers stock this exact specification. Half of all listings fall between HK$124,326 HKD and HK$168,029 HKD per carat. The same specification in lab grown form lists at a median of about HK$5,449 HKD 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. Cushion natural stones in the index: 2,792 USD per carat, +1.1% 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

HK$686,426 HKD

Highest Price

HK$2,058,816 HKD

Average Price

HK$1,353,273 HKD

Market Intelligence

Retailers Selling

Price Spread

31.8%

Price Range

Price per carat distribution across retailers

$17,535/ct

10th Percentile

$13,951

Median

$17,535

90th Percentile

$26,737

Score Distribution

5 diamonds scored across 3 quality tiers

Very Good

1 (20.0%)

Good

3 (60.0%)

Average

1 (20.0%)

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Consider Instead

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

J VVS1J colour is visually identical to I to the naked eye

Save 28%

Lab-Grown I VVS1Same specifications, lab-grown origin

Save 96%

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