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

As of September 2026, 3.00 to 4.99ct I VS1 natural cushion diamonds typically cost ₹25,04,729 INR to ₹60,06,687 INR, with a median price of ₹36,46,076 INR. There are currently 290 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct I VS1 Natural Cushion

Quick answer

As of September 2026, there are 290 natural cushion diamonds with I colour and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run ₹25,04,729 INR to ₹60,06,687 INR, with a median of ₹36,46,076 INR. At least 53 retailers stock this exact specification. Half of all listings fall between ₹10,45,165 INR and ₹14,39,400 INR per carat. The same specification in lab grown form lists at a median of about ₹46,585 INR 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

290

Lowest Price

₹12,81,739 INR

Highest Price

₹1,13,07,567 INR

Average Price

₹40,26,656 INR

Market Intelligence

Retailers Selling

Price Spread

31.9%

Price Range

Price per carat distribution across retailers

$12,868/ct

10th Percentile

$9,139

Median

$12,868

90th Percentile

$17,377

Score Distribution

290 diamonds scored across 4 quality tiers

Excellent

63 (21.7%)

Very Good

75 (25.9%)

Good

77 (26.6%)

Average

75 (25.9%)

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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

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Lab-Grown I 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