This Jaeger is 42 mm pink gold case, 13.6 mm thick, transparent back, silvered dial with appliqued numerals, caliber380A manual movement with hour counter, Chronograph, 60-minute counter, 60 second counter, hour - minute, seconds, jumping seconds, twin power reserve, approximately 50 hours of power reserve, brown leather strap, deployant buckle. Water resistant to 5 bar.