How much does a 3.00 to 4.99ct I VS1 lab grown radiant diamond cost?

As of October 2026, 3.00 to 4.99ct I VS1 lab grown radiant diamonds typically cost ₹62,168 INR to ₹3,71,074 INR, with a median price of ₹1,02,514 INR. There are currently 39 diamonds matching this specification available across retailers.

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

About 24% of these diamonds are available at multiple retailers, with an average price spread of 124%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct I VS1 Lab Grown Radiant

Quick answer

As of October 2026, there are 39 lab grown radiant diamonds with I colour and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run ₹62,168 INR to ₹3,71,074 INR, with a median of ₹1,02,514 INR. At least 37 retailers stock this exact specification, and 24% of the stones appear at more than one of them, with an average price spread of 124%. Half of all listings fall between ₹28,825 INR and ₹83,658 INR per carat. The same specification in natural form lists at a median of about ₹15,08,936 INR per carat. Over the last 30 days the median price moved +11.5% and the number of listings moved +3.7%.

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. Radiant lab grown stones in the index: 474 USD per carat, -2.1% 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: October 2026

Available

Lowest Price

₹42,681 INR

Highest Price

₹9,18,457 INR

Average Price

₹1,74,144 INR

Market Intelligence

Retailers Selling

Cross Retailer %

23.9%

Price Spread

124.2%

30-Day Price Trend

+11.5%

30-Day Supply Change

+3.7%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$463/ct

10th Percentile

$196

Median

$463

90th Percentile

$1,697

Score Distribution

60 diamonds scored across 4 quality tiers

Excellent

12 (20.0%)

Very Good

18 (30.0%)

Good

21 (35.0%)

Average

9 (15.0%)

Find Your Diamond

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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