How much does a 1.00 to 1.49ct I IF natural asscher diamond cost?

As of October 2026, 1.00 to 1.49ct I IF natural asscher diamonds typically cost £1,219 GBP to £3,260 GBP, with a median price of £1,754 GBP. There are currently 32 diamonds matching this specification available across retailers.

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

About 35% of these diamonds are available at multiple retailers, with an average price spread of 59%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct I IF Natural Asscher

Quick answer

As of October 2026, there are 32 natural asscher diamonds with I colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £1,219 GBP to £3,260 GBP, with a median of £1,754 GBP. At least 55 retailers stock this exact specification, and 35% of the stones appear at more than one of them, with an average price spread of 59%. Half of all listings fall between £1,552 GBP and £2,752 GBP per carat. Over the last 30 days the median price moved -1.2% and the number of listings moved +12.0%.

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 natural stones in the index: 2,504 USD per carat, -3.3% 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

£945 GBP

Highest Price

£6,282 GBP

Average Price

£2,046 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

35.4%

Price Spread

58.7%

30-Day Price Trend

-1.2%

30-Day Supply Change

+12.0%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$2,721/ct

10th Percentile

$1,631

Median

$2,721

90th Percentile

$4,774

Score Distribution

98 diamonds scored across 5 quality tiers

Exceptional

1 (1.0%)

Excellent

31 (31.6%)

Very Good

19 (19.4%)

Good

19 (19.4%)

Average

28 (28.6%)

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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