Singer and song-writer reveals he has become a passionate watch collector since the success of his first album in 2011.
Industry views flipping unicorn watches with such concern it is policing the Internet looking for perpetrators.
Patek Philippe
99% of funds raised go directly to medical and scientific research projects channeled through the Monegasque Association against Muscular Dystrophy.
Grandmaster Chime raises CHF 31 million at charity sale
The quality of leadership within the British watch industry is one of its greatest assets and what separates this country from rivals in other parts of the world.
The auction will showcase several spectacular newly discovered and fresh to the market timepieces and important rarities and is expected to fetch in excess of CHF10 million (around £7.9 million) in total.
The watch, which was sold for $93,825, featured an independently adjustable hour hand designed in the late 1950's by the renowned Louis Cottier.
Patek Philippe reference 5002G white gold double-dialed astronomical wristwatch has the highest pre-sale estimate of $806,000 to $1.43 million.
Founder Luc Pettavino presents 52 unique watches at Christie's. He is a force of nature with an unquenchable passion to rid the world of Duchenne Muscular Dystrophy.
The big five watch companies: Rolex, Patek Philippe, Richemont, Swatch Group and LVMH W&J are likely to have topped £1 billion in sales last year — and that is just the wholesale figure.