Cristiano Ronaldo has continued to explore his passion for luxury watches by investing in the online marketplace Chrono24.

Chrono24 announced that Ronaldo has become a shareholder in the company after buying an undisclosed stake.

The 38-year-old, who now plays for Saudi Arabian side Al-Nassr, posed with the company’s co-chief executive and founder Tim Stracke on Instagram.

‘Watch lovers all over the world, we have amazing news for you: Cristiano Ronaldo, the football just joined Chrono24 as shareholder,’ the company said.

Cristiano Ronaldo, right, has become a shareholder in online watch marketplace Chrono24

Ronaldo has regularly been spotted with luxury watches with his collection worth £5million

Ronaldo began wearing a Jacob & Co five timezone timepiece worth £800,000 back in 2013

‘His passion for timepieces met his business genius and he’s taking both to the next level.

‘It’s a big day for us and our community, whose love for watches knows no bounds.’

The company, founded in 2003, claims to feature over 530,000 watches from more than 3,000 dealers.

It is claimed that more than nine million unique visitors visit the website each month.

Ronaldo has reportedly followed Bernard Arnault’s family investment company, Aglae Ventures, General Atlantic, Insight Partners and Sprints Capital in buying stakes in the company.

Ronaldo – who signed a £175m-a-year deal with Al-Nassr- is famed for his array of luxury watches and already has a collection of them worth around £5m, in addition to a £18m fleet of supercars.

From a £1.6million Franck Muller, Van Cleef & Arpels timepiece with 474 white diamonds to a one-of-a-kind Hublot ‘Masterpiece’ worth at least £800,000, Ronaldo is known for his expensive taste.

Ronaldo was gifted a luxury watch worth £92,000 at the launch of a new collection in May by Jacob and Co.

Ronaldo was gifted a custom made watch in May as Jacob and Co launched a new collection

The £92,000 luxury watch featured Ronaldo’s classic celebrations on the front and back

The watch company released a new collection showcasing the best moments from Ronaldo’s career – with his iconic ‘Siu’ celebration shown on the flip side of the timepiece.

The design also featured the former Manchester United star celebrating in a No 7 shirt on the front and a giant football next to it – complete with a signature and then then words CR7 written vertically in rose gold colours.

Ronaldo’s partner Georgina has equally as expensive taste in timepieces, spotted wearing a 40mm Rolex GMT-Master II set in 18k white gold with baguette cut factory diamonds, thought to be worth an estimated £400,000, Meanwhile, during the Qatar World Cup.