Jaeger-LeCoultre - Master Ultra Thin Calendar Watch Q1263520

39 mm 18K white gold case, 9.9 mm thick, sapphire crystal back, white gold bezel, silver dial, caliber 891/2-448 automatic movement with hours, minutes, seconds, days, date, months, and moon phases, approximately 38 hours of power reserve, black alligator leather strap, pin buckle. Water resistant to 5 bar.