needle roller*1pc

Battery: DC3V

Using advanced NFC technology

Net content: gold ribbon

Premium Square Mechanical Skeleton Watch – Waterproof Leather Strap Men's Timepiece Color:Black Shell and Black Surface needle roller*1pcProduct Information: Case thickness: 15 mm Movement type: Mechanical movement Strap: Leather strap Water resistance: 30 meters (suitable for daily use) Crystal: Mineral hardened glass Clasp: Stainless steel pin buckle Case back: See through case back Features: Square skeleton dial with visible mechanical movement Automatic self winding mechanical design Premium leather strap for all day comfort Elegant dress and business style Transparent exhibition