Caliber: Caliber CR01Functions: Hours, minutes, central seconds, datePower Reserve: 45 hoursWinding: AutomaticFrequency: 28,880 vibrations per hourJewels: 26 JewelsChronometer Certified: No; +15 to -10 seconds per dayAdditional Details: Screw-down crown; Sapphire crystal with anti-reflective coating
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