Buy Nixon - 51 30 Chrono Watch - Watches (Gold & Blue Sunray) at THE ICONIC with Free overnight delivery and Free returns! NIXON 51-30Nothing else quite measures up. Named after the face size (51mm) and water-resistant rating (30 ATM), the 51-30 Chrono is the OG oversized watch that birthed a whole style movement. It's the ultimate statement piece, but its pro-level chronograph and waterman functionality makes it so much more than a pretty face. - Measurements: Case: 51mm Strap: 25mm - Stainless steel case with unidirectional rotating bezel- Stainless steel dial 6-hand chronograph 3 subdials and date window - Gold-toned hands, hour markers and accents - Gold numerals and printed seconds track - Miyota Japanese quartz movement - 30 ATM 300m water-resistant - Hardened mineral crystal - 9-hour crown placement pushers placed at 8 and 10 - Stainless steel 3-link bracelet with micro-adjustable double locking clasp black - NIXON wordmark to dial