How much does a 3.00 to 4.99ct I VS1 natural oval diamond cost?

As of September 2026, 3.00 to 4.99ct I VS1 natural oval diamonds typically cost HK$169,584 HKD to HK$556,425 HKD, with a median price of HK$325,682 HKD. There are currently 316 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct I VS1 Natural Oval

Quick answer

As of September 2026, there are 316 natural oval diamonds with I colour and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run HK$169,584 HKD to HK$556,425 HKD, with a median of HK$325,682 HKD. At least 55 retailers stock this exact specification. Half of all listings fall between HK$91,504 HKD and HK$124,892 HKD per carat. The same specification in lab grown form lists at a median of about HK$2,746 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. 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

316

Lowest Price

HK$107,279 HKD

Highest Price

HK$1,386,883 HKD

Average Price

HK$354,217 HKD

Market Intelligence

Retailers Selling

Price Spread

30.8%

Price Range

Price per carat distribution across retailers

$13,827/ct

10th Percentile

$8,596

Median

$13,827

90th Percentile

$18,331

Score Distribution

316 diamonds scored across 4 quality tiers

Excellent

78 (24.7%)

Very Good

69 (21.8%)

Good

109 (34.5%)

Average

60 (19.0%)

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Consider Instead

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

J VS1J colour is visually identical to I to the naked eye

Save 40%

Lab-Grown I VS1Same specifications, lab-grown origin

Save 97%

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