galipi1997

Caliber: 9R31 (SBGY035), 9R65 (SBGA499)Functions: Hours, minutes, seconds; on SBGY035, power reserve repliki iwc zegarki indicator on caseback; on SBGA499, hours, minutes, seconds, power reserve indicator, and date windowPower Reserve: 72 hoursWinding: Manual (SBGY035), Compre Réplicas de Relógios Automatic (SBGY499)Jewels: 30Chronometer Certified: ±1 second per day