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Portugieser Hand-Wound Tourbillon Day & Night
IW545901
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Portugieser Hand-Wound Tourbillon Day & Night
IW545901
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Features
Overview
Reference : IW545901
Dial Color : Black
Case : 18 ct Armor Gold®
Strap : Black alligator leather strap by Santoni View all compatible straps
Diameter : 42.4 mm
Movement : Manual-winding, IWC-manufactured movement
Features
Sapphire glass, convex, antireflective coating on both sides
Day & Night display
Hacking tourbillon mechanism
Flying minute tourbillon
Case
Strap width : 22 mm
Buckle width : 18 mm
Case : 18 ct Armor Gold®
Diameter : 42.4 mm
Height : 10.8 mm
Water Resistance : 6 Bar
Back case : With synthetic sapphire crystal
Movement
Caliber : 81925
Movement type : Manual-winding
IWC-manufactured movement : Yes
Power Reserve : 84 hours
Frequency : 28800 Vph (4 Hz)
Components : 195
Jewels : 22



