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

As of October 2026, 1.00 to 1.49ct E SI2 lab grown asscher diamonds typically cost $194 SGD to $965 SGD, with a median price of $499 SGD. There are currently 5 diamonds matching this specification available across retailers.

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

About 38% of these diamonds are available at multiple retailers, with an average price spread of 68%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct E SI2 Lab Grown Asscher

Quick answer

As of October 2026, there are 5 lab grown asscher diamonds with E colour and SI2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $194 SGD to $965 SGD, with a median of $499 SGD. At least 16 retailers stock this exact specification, and 38% of the stones appear at more than one of them, with an average price spread of 68%. Half of all listings fall between $409 SGD and $745 SGD per carat. The same specification in natural form lists at a median of about $4,616 SGD per carat. Over the last 30 days the median price moved -0.9% and the number of listings moved +17.3%.

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. Asscher lab grown stones in the index: 470 USD per carat, -4.3% 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

$191 SGD

Highest Price

$1,571 SGD

Average Price

$583 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

38.5%

Price Spread

67.8%

30-Day Price Trend

-0.9%

30-Day Supply Change

+17.3%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$387/ct

10th Percentile

$244

Median

$387

90th Percentile

$840

Score Distribution

8 diamonds scored across 4 quality tiers

Excellent

1 (12.5%)

Very Good

2 (25.0%)

Good

3 (37.5%)

Average

2 (25.0%)

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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