▐ 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 Black Color Case ▐ Measurement : 40 mm Wide, 9.5 mm Thick ▐ Water Resistance : 3ATM ▐ Strap : 18 mm Wide Stainless Steel Mesh ▐ Battery : No. SR920SW, 2 Years Battery Life ▐ 2 Years Warranty This multi functional watch features a rare "sweeping second" hand similar to mechanical watches. The second hand moves just in 1/4 movements compared to other watches. In addition we used scratch resistant sapphire crystal for top quality protection. The 40 mm watch size is perfect for both men and women looking for a minimalist statement piece. As usual it comes with 2 years international warranty for your peace of mind.