Seiko Chronograph Quartz Watch SBTR027 Blue Gray Metallic 1/5-Second Men's

[Size and Weight] Case size: 47.0mm (H) x 42.2mm (W) (including crown guard) x 11.7mm (D) (approx.), Bezel diameter: 40mm, Strap width: 18mm (buckle side) - 20mm (case side), Lug width: 20mm, Wrist circumference (longest): 190mm, Weight: 129g [Material] Case: Stainless steel, Strap: Stainless steel, Crystal: Hardlex crystal [Water resistance] Enhanced water resistance for everyday use (10 bar water resistance) Movement: Cal. 8T63 Quartz, 1/5-second chronograph (60-minute counter), 24-hour hand [Accessories] Gift box, warranty card (all genuine Seiko products) *As part of Seiko's environmental initiatives (going paperless) from February 2024, instructions will no longer be included with products. Please view the instructions on the included manufacturer's warranty card. [Main specifications] ●Caliber No.: 8T63 ●Drive system: Quartz ●1/5 second chronograph (60-minute counter) ●24-hour hand included ●Accuracy: ±15 seconds per month ●Case material: Stainless steel ●Crystal material: Hardlex crystal ●Water resistance: Enhanced water resistance for everyday use (10 bar) ●Other features: Screw back (Due to manufacturing reasons, the orientation of the case back may vary from one watch to another) ●Other functions: Calendar (date) function included