Description Case: Rose gold. Sapphire-crystal case back. Water-resistant to 60 meters. Case diameter (10–4 o’clock): 35.2 mm. Height: 8.62 mm. Dial: Silvery opaline, gold applied hour markers and numerals with luminescent coating. Movement: Self-winding mechanical movement. Caliber 324 S C. Date in an aperture. Sweep seconds hand. Bracelet: Rose gold bracelet. Nautilus fold-over clasp.