How much does a 5.00ct+ J VS1 lab grown round diamond cost?

As of October 2026, 5.00ct+ J VS1 lab grown round diamonds typically cost $2,291 AUD to $28,264 AUD, with a median price of $12,279 AUD. There are currently 7 diamonds matching this specification available across retailers.

Where can I find the best price on a J VS1 round diamond?

About 25% of these diamonds are available at multiple retailers, with an average price spread of 49%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ J VS1 Lab Grown Round

Quick answer

As of October 2026, there are 7 lab grown round diamonds with J colour and VS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $2,291 AUD to $28,264 AUD, with a median of $12,279 AUD. At least 16 retailers stock this exact specification, and 25% of the stones appear at more than one of them, with an average price spread of 49%. Half of all listings fall between $988 AUD and $1,527 AUD per carat. The same specification in natural form lists at a median of about $24,619 AUD per carat.

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. Round lab grown stones in the index: 414 USD per carat, -5.0% 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

$1,461 AUD

Highest Price

$61,244 AUD

Average Price

$14,075 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

25.0%

Price Spread

49.3%

Price Range

Price per carat distribution across retailers

$767/ct

10th Percentile

$651

Median

$767

90th Percentile

$1,372

Score Distribution

15 diamonds scored across 4 quality tiers

Excellent

5 (33.3%)

Very Good

1 (6.7%)

Good

7 (46.7%)

Average

2 (13.3%)

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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