Girard-Perregaux 1966 Date and Moon Phases

The Girard-Perregaux 1966 Date and Moon Phases, reference 49545-11-131-BB60, has a 40 mm steel case with a polished finish and curved lugs. At 10.8 mm thick, the case has a sapphire display back and a 30 metre water-resistance rating. Self-winding calibre GP03300 contains 27 jewels and offers a power reserve of 46 hours. The movement runs at 28,800 vibrations per hour (4 Hz). A black alligator leather strap has a steel pin buckle. A sapphire crystal covers the silver opaline dial with its date, moon phase and central seconds.