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

As of October 2026, 1.00 to 1.49ct G SI2 lab grown asscher diamonds typically cost $393 AUD to $393 AUD, with a median price of $393 AUD. There are currently 1 diamonds matching this specification available across retailers.

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

About 40% of these diamonds are available at multiple retailers, with an average price spread of 56%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct G SI2 Lab Grown Asscher

Quick answer

As of October 2026, there are 1 lab grown asscher diamonds with G colour and SI2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $393 AUD to $393 AUD, with a median of $393 AUD. At least 14 retailers stock this exact specification, and 40% of the stones appear at more than one of them, with an average price spread of 56%. Half of all listings fall between $349 AUD and $633 AUD per carat. The same specification in natural form lists at a median of about $4,783 AUD per carat. Over the last 30 days the median price moved +6.5% and the number of listings moved -1.2%.

Three of the best scored stones at this specification right now:

1.21ct Asscher G SI2, IGI, grade A, from $393 AUD

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

$393 AUD

Highest Price

$1,956 AUD

Average Price

$393 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

40.0%

Price Spread

55.7%

30-Day Price Trend

+6.5%

30-Day Supply Change

-1.2%

Volatility (30d)

0.04

Price Range

Price per carat distribution across retailers

$358/ct

10th Percentile

$212

Median

$358

90th Percentile

$693

Score Distribution

1 diamonds scored across 1 quality tiers

Excellent

1 (100.0%)

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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