How much does a 2.00 to 2.99ct F SI1 lab grown oval diamond cost?

As of October 2026, 2.00 to 2.99ct F SI1 lab grown oval diamonds typically cost $719 AUD to $2,833 AUD, with a median price of $1,433 AUD. There are currently 184 diamonds matching this specification available across retailers.

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

About 15% of these diamonds are available at multiple retailers, with an average price spread of 76%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct F SI1 Lab Grown Oval

Quick answer

As of October 2026, there are 184 lab grown oval diamonds with F colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $719 AUD to $2,833 AUD, with a median of $1,433 AUD. At least 37 retailers stock this exact specification, and 15% of the stones appear at more than one of them, with an average price spread of 76%. Half of all listings fall between $437 AUD and $952 AUD per carat. The same specification in natural form lists at a median of about $14,717 AUD per carat. Over the last 30 days the median price moved +25.1% and the number of listings moved +10.3%.

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. Oval lab grown stones in the index: 453 USD per carat, -7.4% 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

184

Lowest Price

$327 AUD

Highest Price

$7,220 AUD

Average Price

$1,695 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

15.5%

Price Spread

76.3%

30-Day Price Trend

+25.1%

30-Day Supply Change

+10.3%

Volatility (30d)

0.10

Price Range

Price per carat distribution across retailers

$474/ct

10th Percentile

$186

Median

$474

90th Percentile

$881

Score Distribution

593 diamonds scored across 4 quality tiers

Excellent

80 (13.5%)

Very Good

38 (6.4%)

Good

113 (19.1%)

Average

362 (61.0%)

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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