Overview Double-sided hollow design: Unique transparent case back revealing mechanical movement aesthetics Luminous display: Enhanced visibility in low-light conditions with glow-in-the-dark markers Waterproof functionality: 30-meter water resistance suitable for daily wear and accidental splashes Fashion mechanical style: Non-automatic quartz movement with precise timekeeping and classic appearance Multiple strap options: Available in leather and steel bands for versatile styling Specifications Case diameter: 40.5mm Case thickness: 12mm Band width: 20mm Band length: 260mm Product weight: 105g Case material: Metal alloy Band material: Genuine leather/Stainless steel Glass material: Mineral reinforced glass Movement type: Quartz (Japan origin) Water resistance: 30 meters Dial shape: Round Clasp type: Single folding buckle Packing List watch*1 original box*1