The Vacheron Constantin watch was gifted to astronaut Alan Shepard

The Grand Mazarin diamond is a French crown jewel

The Vacheron Constantin watch was gifted to Alan Shepard

The Space Traveller is George Daniels’ most celebrated watch

Sotheby’s will offer the Space Traveller for the second time

The finial jewels were worn to distinguish between official ranks

Cadbury’s commissioned the egg for a competition in 1983

Delahanty was gifted the pocket watch during his 1887 season

Andrew Grima was a celebrated Anglo-Italian jeweller

The Patek Philippe appears to have been bought for Vladimir Putin

Daniels was probably the best watchmaker of his generation

The pocket watch was made by the Illinois Watch Company

Jacqueline Kennedy’s Cartier watch realised $379,000 at Christie’s