This is a small chronograph model, approximately 39mm in size. It is a brand new, unused, domestic genuine product. The links have not been removed, the seal on the buckle is still in place, and the tag is still attached. Of course, the warranty is also included. SEIKO SELECTION S Series Classic Chrono It appears to be out of stock at the manufacturer. It's first-come, first-served, so if you're interested, please consider it as soon as possible. Specifications: Caliber No.: 8T63 Drive system: Battery-powered quartz Accuracy: Average monthly difference ±15 seconds Battery life: Approximately 3 years Case material: Stainless steel Case size: Width: 38.7mm Glass material: Box-shaped Hardlex Water resistance: Reinforced water resistance for daily life (5 atm) Manufacturer's warranty: 3 years