Platinum 37 mm case.
Self-winding annual calendar with power reserve and moon phases.
Sweep second hand.
Day, date and month indicators.
Water resistant to 25m.
Sapphire crystal case back.
Alligator strap on platinum tang buckle.

Comes with Patek Philippe travel box and extract of archives ( ordered ) -
Boitier en platine
Mouvement automatique
Calendrier annuel
Réserve de marche
Phases de lune
Etanche 25 m
Verre saphir

Calibre 315 S IRM QA LU
Epaisseur 5.22 [mm
Diametre mouvement 30.00 [mm]
Diametre boîte 37.00 [mm]
37 rubis
Réserve de marche min 38 max 48 hours
Balance type Gyromax
Vibrations / hour 21600 [Hz]
Geneva Seal

Ecrin de service Patek Philippe & extrait des archives. ( en commande )