IWC Portofino Hand-Wound Moon Phase 45mm Ref. IW516401

ADDITIONAL INFORMATION

• Polished stainless steel case.
• Silver dial.
• Polished rose gold, leaf shaped hands.
• Applied polished rose gold index hour markers.
• Fine printed minutes/seconds track with 5 minute increments printed in Arabic Numerals on the dial perimeter.
• Small seconds sub-dial located at the 6 o’clock position.
• 8 days power reserve indicator located at the 9 o’clock position.
• Date window located at the 3 o’clock position.
• Moonphase aperture located at the at the 12 o’clock position. IWC’s moonphase mechanism is accurate to just 1 day in 577.5 years.
• IWC Caliber 59800, beats at 28,800 vph, contains 30 Jewels & has an impressive power reserve of 8 days (192 hours). As matter of fact the movement is capable of maintaining a 9 day power reserve, however the movement is mechanically stopped before all the tension in the spring is exhausted, eliminating the effect of reduced torque in the mainspring as it winds down.