[Main Specifications] Movement: Quartz, Caliber 8T67. Case Material & Band: Stainless steel. Case Diameter: Approximately 44.9 mm. Thickness: Approximately 12.1 mm. Glass: Hardlex crystal (Seiko's proprietary specification) or sapphire (some specifications). Water Resistance: 100 m (10 ATM). Functions: Chronograph, date display. Dial Color: Black [Features] The case diameter is approximately 44.9mm, which is slightly large, so it may have a strong presence for those with thinner wrists. Stainless steel & chronograph specifications, with a sporty yet refined design. Water resistant to 100m, so it's safe for daily use and light water activities. Because it's a quartz movement, regular maintenance (maintaining the mechanical movement like an automatic watch) is relatively less frequent, which is also a merit. The price range is also relatively affordable, making it a model with good cost performance.