BRAND : Patek Philippe MODEL : NAUTILUS MODEL NUMBER : 5712/1R-001 MOVEMENT : Self-winding mechanical movement CALIBER : 240 PS IRM C LU DIAL : Sunburst brown, black-gradient rim, horizontally embossed, gold applied hour markers with luminescent coating. CASE : Rose gold. Screw-down crown. Sapphire crystal case back.Water-resistant to 60 m. DIAMETER : 40 mm HEIGHT : 8.52 mm BRACELET : Rose gold. Patented fold-over clasp with lockable adjustment system.