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

As of September 2026, 1.00 to 1.49ct F SI1 natural asscher diamonds typically cost $2,679 AUD to $8,364 AUD, with a median price of $4,626 AUD. There are currently 267 diamonds matching this specification available across retailers.

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

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1.00 to 1.49ct F SI1 Natural Asscher

Quick answer

As of September 2026, there are 267 natural asscher diamonds with F colour and SI1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $2,679 AUD to $8,364 AUD, with a median of $4,626 AUD. At least 55 retailers stock this exact specification. Half of all listings fall between $3,052 AUD and $5,209 AUD per carat. The same specification in lab grown form lists at a median of about $657 AUD 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

267

Lowest Price

$1,681 AUD

Highest Price

$37,087 AUD

Average Price

$5,313 AUD

Market Intelligence

Retailers Selling

Price Spread

54.2%

Price Range

Price per carat distribution across retailers

$2,834/ct

10th Percentile

$1,755

Median

$2,834

90th Percentile

$5,197

Score Distribution

267 diamonds scored across 4 quality tiers

Excellent

26 (9.7%)

Very Good

57 (21.3%)

Good

60 (22.5%)

Average

124 (46.4%)

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Consider Instead

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

F SI2SI2 inclusions are not visible without magnification

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Lab-Grown F 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