How much does a 1.00 to 1.49ct J SI2 natural oval diamond cost?

As of July 2026, 1.00 to 1.49ct J SI2 natural oval diamonds typically cost $1,657 AUD to $4,877 AUD, with a median price of $3,008 AUD. There are currently 1,381 diamonds matching this specification available across retailers.

Where can I find the best price on a J SI2 oval diamond?

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1.00 to 1.49ct J SI2 Natural Oval

Last updated: July 2026

Available

1,381

Lowest Price

$543 AUD

Highest Price

$26,331 AUD

Average Price

$3,219 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

N/A

Price Spread

53.8%

30-Day Price Trend

N/A

30-Day Supply Change

N/A

Volatility (30d)

N/A

Price Range

Price per carat distribution across retailers

$1,763/ct

10th Percentile

$1,074

Median

$1,763

90th Percentile

$2,796

Score Distribution

1.4K diamonds scored across 4 quality tiers

Excellent

171 (12.4%)

Very Good

457 (33.1%)

Good

459 (33.2%)

Average

294 (21.3%)

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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