How much does a 1.00 to 1.49ct K IF natural oval diamond cost?

As of November 6, 2026, 1.00 to 1.49ct K IF natural oval diamonds typically cost $2,052 AUD to $6,704 AUD, with a median price of $3,711 AUD. There are currently 140 diamonds matching this specification available across retailers.

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

About 45% of these diamonds are available at multiple retailers, with an average price spread of 69%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct K IF Natural Oval

Quick answer

As of November 6, 2026, there are 140 natural oval diamonds with K colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $2,052 AUD to $6,704 AUD, with a median of $3,711 AUD. Half of all listings fall between $2,415 AUD and $4,594 AUD per carat. Over the last 30 days the median price moved +0.1% and the number of listings moved +15.5%.

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

Caratlytics Diamond Price Index, October 2026: natural diamonds at 2,202 USD per carat and lab-grown at 462 USD per carat, a natural to lab ratio of 4.8 to 1. Oval natural stones in the index: 2,512 USD per carat, -7.2% month on month. See the full index release

Figures come from current listings across more than 125 retailers. The index is a monthly release.

Last updated: November 6, 2026

Available

140

Lowest Price

$1,528 AUD

Highest Price

$10,725 AUD

Average Price

$4,044 AUD

Market Intelligence

Cross Retailer %

45.0%

Price Spread

69.4%

30-Day Price Trend

+0.1%

30-Day Supply Change

+15.5%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$2,157/ct

10th Percentile

$1,329

Median

$2,157

90th Percentile

$4,223

Score Distribution

140 diamonds scored across 4 quality tiers

Excellent

48 (34.3%)

Very Good

33 (23.6%)

Good

16 (11.4%)

Average

43 (30.7%)

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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