How much does a 1.00 to 1.49ct E SI2 lab grown round diamond cost?

As of October 2026, 1.00 to 1.49ct E SI2 lab grown round diamonds typically cost ₹16,139 INR to ₹1,36,141 INR, with a median price of ₹61,640 INR. There are currently 155 diamonds matching this specification available across retailers.

Where can I find the best price on a E SI2 round diamond?

About 40% of these diamonds are available at multiple retailers, with an average price spread of 95%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct E SI2 Lab Grown Round

Quick answer

As of October 2026, there are 155 lab grown round diamonds with E colour and SI2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run ₹16,139 INR to ₹1,36,141 INR, with a median of ₹61,640 INR. At least 31 retailers stock this exact specification, and 40% of the stones appear at more than one of them, with an average price spread of 95%. Half of all listings fall between ₹28,295 INR and ₹71,689 INR per carat. The same specification in natural form lists at a median of about ₹3,16,975 INR per carat. Over the last 30 days the median price moved -3.0% and the number of listings moved +5.7%.

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. Round lab grown stones in the index: 414 USD per carat, -5.0% 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

155

Lowest Price

₹12,861 INR

Highest Price

₹1,76,440 INR

Average Price

₹69,011 INR

Market Intelligence

Retailers Selling

Cross Retailer %

39.5%

Price Spread

95.3%

30-Day Price Trend

-3.0%

30-Day Supply Change

+5.7%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$478/ct

10th Percentile

$160

Median

$478

90th Percentile

$1,188

Score Distribution

232 diamonds scored across 4 quality tiers

Excellent

44 (19.0%)

Very Good

11 (4.7%)

Good

87 (37.5%)

Average

90 (38.8%)

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F SI2F colour is visually identical to E to the naked eye

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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