Girard-Perregaux 1966 40mm

The Girard-Perregaux 1966 40mm, reference 49555-11-431-BB60, has a 40 mm steel case with a polished finish and curved lugs. The case measures 8.9 mm thick and is rated to 30 metres. Self-winding calibre GP03300 has 27 jewels, a power reserve of 46 hours and a frequency of 28,800 vibrations per hour (4 Hz). The sapphire display back reveals blued steel screws and gilded engravings. A sapphire front crystal covers the blue flinqué dial with a sunray motif, central seconds and the date. A blue alligator leather strap has a steel pin buckle.