Vacheron Constantin Overseas Perpetual Calendar Ultra-Thin 30th Anniversary (2026)

Case is 41.5mm with a thickness of just 8.1mm, 18k white gold with polished and brushed finishing, sapphire crystal front and back, soft-iron inner casing for anti-magnetic protection, and water resistant to 50m. Dial is lacquered azure with a sunburst finish, featuring recessed snailed sub-dials for month and leap year at 12 o’clock, date at 3 o’clock, day at 9 o’clock, and an astronomical moon phase at 6 o’clock with an 18k white gold moon against an azure sky with engraved stars. Movement is calibre 1120 QP/1, automatic, 19,800vph, just 4.05mm thick with 276 components, perpetual calendar module, 22k gold rotor engraved with a compass rose, and Hallmark of Geneva certification. Comes on an integrated white gold bracelet with quick-change system, plus white and denim blue rubber straps. Power reserve is 40hrs. Limited to 200pcs. Priced at CHF 120,000.