Thomas Mercer Information

Established London 1858, Thomas Mercer is a name forever synonymous with the marine chronometer, the largest manufacturer in history 1858. Appointed maker to the Admiralty, winner of several Greenwich and Kew Trials, among its most legendary chronometers are No 5229 - used in 1916 by Sir Ernest Shackleton to calculate longitude throughout his heroic open boat journey on the James Caird - as well as those that equipped the Royal Yacht Britannia。 Today the company manufactures fine chronometers that grace the interiors of the world’s most exclusive yachts and homes, individual timepieces where sophisticated design and quintessentially British elegance combine with flawless craftsmanship and mechanical excellence. From the Classis, the iconic marine chronometer made in collaboration with world renowned superyacht designer Andrew Winch, to the Legacy - the cutting edge nautical timekeeper – via the Observatory, the world pluri-complicated marine chronometer, Thomas Mercer stands for inimitable style and horological innovation.