Movement : Seiko TMI Time Module Functions : 6 Hands: Hour, Minute, Second, Weekday, Date & 24 Hours Glass : Scratch Resistant Sapphire Crystal Case : Brushed 316L Stainless Steel, Ion Plated Brown Color Case Measurement : 40 mm Wide, 9.5 mm Thick Water Resistance : 3ATM Strap : 18 mm Wide Stainless Steel Mesh Battery : No. SR920SW, up to 2 Years Battery Life 2 Years Warranty This multifunctional watch features a rare 'sweeping second' hand, mimicking the smooth motion of mechanical timepieces—moving in precise 1/4 increments. Crafted with scratch-resistant sapphire crystal, it offers top-tier durability and protection. The 40mm case size makes it a perfect minimalist statement piece for both men and women. And as always, it comes with a 2-year international warranty for your peace of mind. Follow the instructions below to add engraving. Select up to 10 characters, positioned on the case back.