Piaget Piaget Polo Perpetual Calendar Obsidian

The Piaget Polo Perpetual Calendar Obsidian, reference G0A49006, has a round 42 mm case in rhodium-finished 18K white gold. The blue dial is made of obsidian and has a perpetual calendar and a moon-phase display. The case measures 8.65 mm thick, with a see-through back and a 30 metre water-resistance rating. Self-winding Manufacture calibre 1255P is an ultra-thin mechanical movement with 238 components, 25 jewels, a 3 Hz frequency and a 42 hour power reserve. A blue rubber strap fastens with a white gold folding clasp. The watch also comes with a second strap.