The Piaget Altiplano Ultra Thin Rose Gold Diamond Silver Dial 40mm Ref. G0A38139 combines refined proportions with advanced mechanics, featuring a 40mm rose gold case set with diamonds and a silver dial marked by minimalist index hour markers. Driven by the selfwinding Calibre 1205P, this watch is among the thinnest in its class, offering hours, minutes, small seconds, and date functions with a 44-hour power reserve. A sapphire crystal safeguards the dial, while the alligator leather strap and rose gold pin buckle provide a comfortable and secure fit. With 27 jewels in the movement and water resistance to 30 meters, the Altiplano Ultra Thin stands out for its slim profile, precise engineering, and discreet luxury, making it a preferred choice for those who appreciate both subtle glamour and technical sophistication.