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

As of November 2026, 5.00ct+ I VVS1 natural cushion diamonds typically cost HK$728,011 HKD to HK$1,294,422 HKD, with a median price of HK$1,011,217 HKD. There are currently 2 diamonds matching this specification available across retailers.

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

About 35% of these diamonds are available at multiple retailers, with an average price spread of 48%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ I VVS1 Natural Cushion

Quick answer

As of November 2026, there are 2 natural cushion diamonds with I colour and VVS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run HK$728,011 HKD to HK$1,294,422 HKD, with a median of HK$1,011,217 HKD. At least 31 retailers stock this exact specification, and 35% of the stones appear at more than one of them, with an average price spread of 48%. Half of all listings fall between HK$119,715 HKD and HK$187,206 HKD per carat. The same specification in lab grown form lists at a median of about HK$15,027 HKD per carat. Over the last 30 days the median price moved +3.9% and the number of listings moved -4.5%.

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. Cushion natural stones in the index: 2,948 USD per carat, +1.7% 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: November 2026

Available

Lowest Price

HK$657,210 HKD

Highest Price

HK$1,365,224 HKD

Average Price

HK$1,011,217 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

34.8%

Price Spread

47.6%

30-Day Price Trend

+3.9%

30-Day Supply Change

-4.5%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$18,058/ct

10th Percentile

$12,015

Median

$18,058

90th Percentile

$30,076

Score Distribution

2 diamonds scored across 2 quality tiers

Very Good

1 (50.0%)

Good

1 (50.0%)

Find Your Diamond

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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 21%

Lab-Grown I VVS1Same specifications, lab-grown origin

Save 87%

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