Patek Philippe Nautilus 50th Anniversary Desk Clock 50.65mm 18K White Gold Sunburst Blue Embossed Dial Baguette Diamond Hour Markers (Ref# 958G-001)

White gold desk clock with a 50.65 mm case (measured 10 to 4 o'clock) 13.5 mm thick, a sapphire crystal case back protected by a hinged dust cover, and a circle fitted on the case back bearing the inscription “50th Anniversary Nautilus 1976-2026 Patek Philippe”. The hinged cover carries a sunburst blue horizontally embossed dial featuring a satin-brushed white gold Calatrava cross and serves as a support. Sunburst blue dial with the Nautilus horizontally embossed pattern, white gold applied hour markers set with baguette diamonds (0.96 ct), and white gold rounded baton-style hands with white luminescent coating. Manually wound caliber 31-505 8J PS IRM CI J, 32 mm in diameter and 5.05 mm thick, with 256 parts and 28 jewels, twin barrels, a Spiromax balance spring, and a frequency of 28,800 semi-oscillations per hour (4 Hz). Functions: instantaneous date by hand, instantaneous day of the week in an aperture, 8-day power reserve indication at 12 o'clock, and small seconds at 6 o'clock. Power reserve of min. 192 hours (8 days). Humidity- and dust-protected only, not water-resistant. Patek Philippe Seal certified. Limited edition of 100 pieces.