How much does a 5.00ct+ E SI1 lab grown round diamond cost?

As of April 2026, 5.00ct+ E SI1 lab grown round diamonds are available from $33 AUD to $182,682 AUD, with an average price of $1,675 AUD. There are currently 13,732 diamonds matching this specification available across retailers.

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5.00ct+ E SI1 Lab Grown Round

As of April 2026, there are 13,732 lab grown round diamonds with E color and SI1 clarity in the 5.00ct+ range available across retailers worldwide. Prices range from $33 AUD to $182,682 AUD, with an average of $1,675 AUD.

Last updated: April 2026

Available

13,732

Lowest Price

$33 AUD

Highest Price

$182,682 AUD

Average Price

$1,675 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

N/A

Price Spread

195.1%

30-Day Price Trend

N/A

30-Day Supply Change

N/A

Volatility (30d)

N/A

Price Range

Price per carat distribution across retailers

$545/ct

10th Percentile

$348

Median

$545

90th Percentile

$2,103

Score Distribution

13.7K diamonds scored across 4 quality tiers

Excellent

4,680 (34.1%)

Very Good

4,544 (33.1%)

Good

2,783 (20.3%)

Average

1,719 (12.5%)

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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