IWC Portugieser Hand Wound Tourbillon Day & Night (2024)
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18k armor gold case in 42.4mm with a thickness of 10.8mm, sapphire crystal with display case back, water resistance to 60m. Obsidian lacquered dial with gold indexes, spherical day & night indicator. Manual winding flying tourbillon with stop seconds calibre 81925 with escape wheel in silicon.
Power reserve is 84 hours
Priced at CHF80,000