Omega 220.10.41.21.02.002 Seamaster Aqua Terra Specifications: Case Shape Round Case Dimensions 41mm Case Material Stainless Steel Dial Color Silver Crystal Anti-Reflective Scratch Resistant Sapphire Bezel Stainless Steel Water Resistance 300m Case Back Stainless Steel Band Material Steel Color/Finish Brushed & Polished Buckle Pin buckle Movement Automatic – Chronometer Complications COSC Certified Yes