Movement: Ulysse Nardin UN-815, automatic; COSC-certified chronometer, 42-hour power reserve
Functions: Hours, minutes, central seconds
Case and strap: 18k white gold or 18k rose gold case; diameter = 42 mm; nonreflective sapphire crystal; exhibition caseback with sapphire crystal fixed with screws; water-resistant to 50 meters; alligator leather strap (blue for white-gold model, brown for rose-gold)
Dial and hands: Enamel cloisonné dial depicting Santa Maria ship
A fine & classic model !