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Description
| BRAND | Patek Philippe |
| COLLECTION | Cubitus |
| MODEL | Perpetual Calendar Skeleton Platinum / Blue |
| REFERENCE | 5840P-001 |
| YEAR | 2026 |
| CASE MATERIAL | Platinum |
| CASE SIZE | 45 mm (10–4 o’clock) |
| CASE THICKNESS | 10 mm |
| CASE BACK | Sapphire Crystal Caseback |
| CASE DETAILS | Baguette-Cut Diamond Set at 6 o’clock, Screw-Down Crown |
| WATER RESISTANCE | 30 Meters |
| DIAL COLOR | Sunburst Blue Openworked |
| DIAL DETAILS | Skeleton Dial with Horizontal Line Pattern |
| DIAL MARKERS | White Gold Baton-Style Markers with Luminescent Coating |
| HANDS | White Gold Rounded Baton-Style Hands with Luminescent Coating |
| STRAP | Composite Material with Fabric Pattern (Navy Blue) |
| CLASP | Platinum Fold-Over Clasp |
| MOVEMENT | Caliber 28-28 Q SQU |
| MOVEMENT TYPE | Automatic (Self-Winding) |
| COMPLICATION | Perpetual Calendar & Skeleton |
| FUNCTIONS | Hours, Minutes, Day, Date, Month, Leap Year, 24-Hour Display, Moon Phases |
| MOVEMENT SIZE | 28.5 x 28.5 mm |
| MOVEMENT THICKNESS | 5.04 mm |
| POWER RESERVE | 38 – 48 Hours |
| FREQUENCY | 21,600 vph (3 Hz) |
| JEWELS | 27 |
| COMPONENTS | 313 Parts |
| ROTOR | Rhodium-Plated 22K Gold Off-Center Minirotor |
| BALANCE | Gyromax® |
| BALANCE SPRING | Spiromax® |
| CERTIFICATION | Patek Philippe Seal |
