Santos watch, large model, mechanical movement with automatic winding, 1847 MC. Case in 18K pink gold, seven-sided crown in 18K pink gold set with a faceted sapphire. Silvered opaline dial, blued-steel sword-shaped hands, sapphire crystal. Two straps in alligator skin and in calfskin, with “QuickSwitch” interchangeability system, double adjustable folding buckle in 18K pink gold. Case width: 39.8 mm, thickness: 9.08 mm. Water-resistant to 10 bar (approx. 100 meters).