How much does a 0.50 to 0.74ct J VS1 lab grown round diamond cost?

As of November 2026, 0.50 to 0.74ct J VS1 lab grown round diamonds typically cost €350 EUR to €782 EUR, with a median price of €533 EUR. There are currently 5 diamonds matching this specification available across retailers.

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

About 21% of these diamonds are available at multiple retailers, with an average price spread of 48%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct J VS1 Lab Grown Round

Quick answer

As of November 2026, there are 5 lab grown round diamonds with J color and VS1 clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run €350 EUR to €782 EUR, with a median of €533 EUR. At least 17 retailers stock this exact specification, and 21% of the stones appear at more than one of them, with an average price spread of 48%. Half of all listings fall between €707 EUR and €1,096 EUR per carat. The same specification in natural form lists at a median of about €1,201 EUR per carat. Over the last 30 days the median price moved -61.1% and the number of listings moved -65.1%.

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: November 2026

Available

Lowest Price

€227 EUR

Highest Price

€1,067 EUR

Average Price

€555 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

20.8%

Price Spread

47.6%

30-Day Price Trend

-61.1%

30-Day Supply Change

-65.1%

Volatility (30d)

0.12

Price Range

Price per carat distribution across retailers

$916/ct

10th Percentile

$613

Median

$916

90th Percentile

$2,016

Score Distribution

19 diamonds scored across 4 quality tiers

Excellent

1 (5.3%)

Very Good

2 (10.5%)

Good

6 (31.6%)

Average

10 (52.6%)

Find Your Diamond

Search 5 J VS1 round diamonds and compare prices.

Search Diamonds

Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

J VS2VS2 inclusions are not visible without magnification

Save 14%

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