Most expensive celebrity watches.

Boxer Amir Khan has given son Muhammad a £30,000 (Sh3.9million) Rolex watch as a present on his first birthday. It might be a while before the youngster can wear it. But his proud dad will certainly be able to teach him how to do so in style, as he is a big fan of luxury timepieces.

Amir, 33, bought himself a £100,000 (Sh13.2million) Richard Mille RM 032 dive watch last year. And he is not the only celebrity to have invested in a wallet-busting chrono collection.

Amir Khan gifts baby son £30,000 man-sized Rolex as little boy turns one

We take a look at some of the priciest timepieces celebs have flashed before our eyes...

Cristiano Ronaldo

Footballer Cristiano Ronaldo, 36, gets his kicks and ticks from a sparkling Franck Muller watch worth £1million (Sh132million). The blingy timepiece – part of the watchmaker’s Round collection – has its case, dial and wristband encrusted with baguette-cut diamonds and rubies. bracelet.

Footballer Cristiano Ronaldo, 36, owns a sparkling Franck Muller watch worth £1million.

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Rihanna

In her Take A Bow video, pop star Rihanna wears an 18-carat gold Piaget timepiece, worth £22,000 (Sh2.9million)

The Watch My Name – sorry, What’s My Name – singer, 32, has also been seen in a Rolex President Day Date 36, valued at £9,000 (Sh1.1million). And she has worn a Chopard Happy Sport, worth £3,600 (Sh475,535).

Rihanna was sporting an 18 carat gold Piaget watch worth around £22,000.

Jay-Z and Beyoncé

Beyoncé and Jay-Z know when it’s time to really splash out - Beyoncé certainly did on a wedding gift for her rapper husband. She is thought to have spent £3.5m (Sh462.3million) on a Hublot Big Bang watch encrusted with 1,300 diamonds for his collection.

Jay-Z has also been spotted with a Patek Phillipe Grandmaster Chime, costing around £1.6m (Sh211.3million), a one-of-a-kind Rolex and a £1.8m (Sh237.7 million) sapphire case Richard Mille.

Beyonce and Jay Z.

Floyd Mayweather

The boxing legend, 43, is another fan of diamonds – which are easier to acquire when you are worth a reputed £300million (Sh39.6billion)

He splashed out £13million (Sh1.7billion) on the Billionaire watch by Jacob & Co, made from 18-carat white gold studded with 260 carats of white diamonds.

Floyd Mayweather's watch.

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Eric Clapton

The guitar great, 75, favours timeless elegance and class over bling. He is believed to have paid £2.6million (Sh343.4million) for his 2499 Patek Philippe, one of only two of its kind.

Eric Clapton (right) is believed to have paid £2.6million for his 2499 Patek Philippe, one of only two of its kind

Duchess of Cambridge

The Duchess of Cambridge is known for her classic, understated style – and her choice of watch is no different

Kate, 39, is rarely seen without her £5,000 (Sh660,466) Cartier Ballon Bleu. It is believed to be a gift from husband Prince William, whose mum Diana was also a Cartier fan.

Kate, 39, is rarely seen without her £5,000 Cartier Ballon Bleu.

Daniel Craig

Like his character James Bond, Daniel, 52, loves luxury watches. He has worn an Omega Seamaster 300, worth around £7,000 (Sh924,652), a £6,000 (Sh792,559) Rolex Milgauss, and a Rolex Submariner valued at an eye-watering £23,000 (Sh3million).

Conor McGregor

Conor McGregor reportedly spent £1.5m on another Jacob & Co watch - The Rasputin is again set with diamonds and also boasts a hidden sex scene on the dial.

Conor McGregor loves a flashy watch – and one of his even has a hidden sex scene on the dial. He reportedly paid £1.5m (Sh198million) for his diamond-studded Rasputin, by Jacob & Co. UFC champ Conor, 32, seems to always have time for the watchmaker as he also forked out £730,000 (Sh96.4million) for its Astronomia Tourbillon Baguette, left.

The timepiece is set with 422 “invisibly set, baguette-cut diamonds” and another 133 “triangle-cut” sparklers.