How much does a 1.50 to 1.99ct F SI1 lab grown asscher diamond cost?

As of October 2026, 1.50 to 1.99ct F SI1 lab grown asscher diamonds typically cost €221 EUR to €776 EUR, with a median price of €568 EUR. There are currently 23 diamonds matching this specification available across retailers.

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

About 47% of these diamonds are available at multiple retailers, with an average price spread of 85%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct F SI1 Lab Grown Asscher

Quick answer

As of October 2026, there are 23 lab grown asscher diamonds with F color and SI1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run €221 EUR to €776 EUR, with a median of €568 EUR. At least 32 retailers stock this exact specification, and 47% of the stones appear at more than one of them, with an average price spread of 85%. Half of all listings fall between €247 EUR and €574 EUR per carat. The same specification in natural form lists at a median of about €4,517 EUR per carat. Over the last 30 days the median price moved +5.3% and the number of listings moved +11.4%.

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. 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

€216 EUR

Highest Price

€2,694 EUR

Average Price

€527 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

46.8%

Price Spread

84.6%

30-Day Price Trend

+5.3%

30-Day Supply Change

+11.4%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$432/ct

10th Percentile

$204

Median

$432

90th Percentile

$780

Score Distribution

28 diamonds scored across 4 quality tiers

Excellent

12 (42.9%)

Very Good

5 (17.9%)

Good

10 (35.7%)

Average

1 (3.6%)

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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