Portugieser Hand-Wound Tourbillon IW545801

Description

CASE

• 18 ct Armor Gold® case
• Diameter 42.4 mm
• Height 10.8 mm
• See-through sapphire glass back
• Water resistance 6 bar

MOVEMENT

• 81905 Calibre
• IWC-manufactured movement
• Manual-winding
• 84 hours Power Reserve
• Frequency 28800.0 vph (4.0 hz)
• 159 Components
• 20 Jewels

Côtes de Genève, perlage

FEATURES

• Hacking tourbillon mechanism
• Sapphire glass, convex, antireflective coating on both sides