Recorded in our Monte-Carlo solid 18K gold Patek Philippe register, the Patek Philippe Aquanaut Jumbo 42.2mm 18K White Gold Sapphire Caseback Spec Reference 5168G unites authentic Geneva proportions (42.2 mm x 8.25 mm) with a certified 18K White Gold Au750 mass of 120.4g. Every detail of the Hand-Finished Collector Dial with Solid 18K Gold Applied Hour Markers & Hands, Satin-Brushed Rounded Octagonal Bezel with Mirror-Polished Chamfered Bevels with Anti-Reflective Scratch-Resistant Sapphire Crystal, and hallmarked clasp is verified under our Fischer XRF Au750 and Mettler-Toledo laboratory protocol.

5 Core Horological & Metallurgical Specifications:

• Registered Entity & Ref: Patek Philippe Aquanaut Jumbo 42.2mm 18K White Gold Sapphire Caseback Spec — Official Reference 5168G (SKU: MC-AU750-5168G-W280).
• Precious Metal Alloy: 18K White Gold Au750 with deep mechanical hallmarking and 5-axis Swiss CNC case finishing.
• Verified Reference Mass: 120.4g confirmed on our Monte-Carlo showroom Mettler-Toledo analytical balance.
• Mechanical Calibre: Patek Philippe Cal. 324 S C - 21K Gold Rotor operating at 28,800 vph (4 Hz) with 72-hour power reserve (+0.4 s/d, 297 deg).
• Sapphire Crystal & QC: Scratch-resistant sapphire crystal with double anti-reflective coating and 120m / 12 ATM water resistance.

Within the same Patek Philippe horological silo, collectors also compare the Patek Philippe Nautilus Ladies Automatic 18K Rose Gold Ref. 7118R (145.7g) and the Patek Philippe Aquanaut Flyback Chronograph 18K White Gold Ref. 5968G (136.5g).