Unworn Big Bang 20th Anniversary Titanium Ceramic 43, 431.NM.1337.RX, box and papers

Marking two decades of revolutionary design, the Big Bang 20th Anniversary Titanium Ceramic 43 mm is a tribute to the watch that redefined modern horology. This limited edition piece revisits the iconic Big Bang with updated proportions and modern materials. Crafted from lightweight microblasted titanium with a polished black ceramic bezel, it remains faithful to philosophy of “The Art of Fusion.” The stamped satin-finished «Carbon Effect » dial HUB1280 Unico movement, featuring flyback chronograph functionality and a 72-hour power reserve. Red accents on the chronograph hands and “20” marker highlight the anniversary edition. This bold yet refined model blends technical innovation with timeless design.

Technical Data
• Movement
– Caliber: HUB1280 Unico
– Type: Self-winding chronograph flyback movement
– Functions: Hours, minutes, small seconds, chronograph, date
– Power reserve: Approx. 72 hours
– Frequency: 28,800 vph (4 Hz)

Case
– Material: Microblasted titanium
– Bezel: Polished black ceramic with titanium screws
– Crystal: Sapphire with anti-reflective treatment
– Caseback: Sapphire exhibition
– Water resistance: 100 m

Dimensions
– Diameter: 43 mm
– Thickness: Approx. 14.5 mm

Strap
– Type: Integrated strap
– Material: Black structured rubber
– Buckle: Titanium deployant clasp