How much does a 1.00 to 1.49ct I VS1 lab grown radiant diamond cost?

As of October 2026, 1.00 to 1.49ct I VS1 lab grown radiant diamonds typically cost ₹19,265 INR to ₹1,05,584 INR, with a median price of ₹46,180 INR. There are currently 49 diamonds matching this specification available across retailers.

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

About 32% of these diamonds are available at multiple retailers, with an average price spread of 66%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct I VS1 Lab Grown Radiant

Quick answer

As of October 2026, there are 49 lab grown radiant diamonds with I colour and VS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run ₹19,265 INR to ₹1,05,584 INR, with a median of ₹46,180 INR. At least 45 retailers stock this exact specification, and 32% of the stones appear at more than one of them, with an average price spread of 66%. Half of all listings fall between ₹32,824 INR and ₹61,824 INR per carat. The same specification in natural form lists at a median of about ₹3,61,891 INR per carat. Over the last 30 days the median price moved +4.7% and the number of listings moved +1.4%.

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

₹12,249 INR

Highest Price

₹2,12,783 INR

Average Price

₹55,376 INR

Market Intelligence

Retailers Selling

Cross Retailer %

32.4%

Price Spread

66.0%

30-Day Price Trend

+4.7%

30-Day Supply Change

+1.4%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$463/ct

10th Percentile

$209

Median

$463

90th Percentile

$973

Score Distribution

70 diamonds scored across 4 quality tiers

Excellent

21 (30.0%)

Very Good

14 (20.0%)

Good

22 (31.4%)

Average

13 (18.6%)

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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