Patek Philippe Nautilus Annual Calendar, Moon Phases

Specifications
Case
Case Size
40.5 mm
Case Material
Stainless Steel
Bezel
Stainless Steel
Crystal
Sapphire with Anti-reflective Treatment
Case Back
Sapphire-crystal case back
Water Resistance
30 m
Dial
Black, Gold Applied Hour Markers With Luminescent Coating.
Movement
Movement
Self-winding mechanical movement. Caliber 26‑330 S QA LU 24H/441.
Power Reserve
45 hours
Strap
Alligator strap with rectangular scales, hand-stitched, matt black. Nautilus fold-over clasp.