The Hublot Classic Fusion ref: 521.NX.7170.RX features a 45mm titanium case paired with a blue resin strap. This automatic watch is powered by the Hublot caliber HUB1143 movement, offering both chronograph functionality and a date display. The combination of materials and design elements creates a distinctive look suitable for various occasions. The watch's robust construction and precise engineering make it a reliable choice for those who appreciate technical performance in timepieces.