How much does a 1.00 to 1.49ct J SI1 natural asscher diamond cost?

As of September 2026, 1.00 to 1.49ct J SI1 natural asscher diamonds typically cost ₹1,11,283 INR to ₹3,07,573 INR, with a median price of ₹1,84,167 INR. There are currently 213 diamonds matching this specification available across retailers.

Where can I find the best price on a J SI1 asscher diamond?

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1.00 to 1.49ct J SI1 Natural Asscher

Quick answer

As of September 2026, there are 213 natural asscher diamonds with J colour and SI1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run ₹1,11,283 INR to ₹3,07,573 INR, with a median of ₹1,84,167 INR. At least 47 retailers stock this exact specification. Half of all listings fall between ₹1,19,389 INR and ₹1,93,907 INR per carat. The same specification in lab grown form lists at a median of about ₹76,189 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. Asscher natural stones in the index: 2,601 USD per carat, +11.1% 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

213

Lowest Price

₹65,083 INR

Highest Price

₹6,40,479 INR

Average Price

₹2,05,973 INR

Market Intelligence

Retailers Selling

Price Spread

50.7%

Price Range

Price per carat distribution across retailers

$1,764/ct

10th Percentile

$1,153

Median

$1,764

90th Percentile

$3,057

Score Distribution

213 diamonds scored across 4 quality tiers

Excellent

11 (5.2%)

Very Good

40 (18.8%)

Good

29 (13.6%)

Average

133 (62.4%)

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

Lab-Grown J SI1Same 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