The Seiko Mod Submariner - Blue Ruby brings a splash of colour to the classic diver shape, with a deep blue dial set against ruby-red bezel accents. This blue Submariner Seiko mod has a rotating dive bezel and crisp luminous markers, so it stands out without losing that everyday dive watch versatility.At its heart is the Seiko NH35 automatic movement, and you can select a solid steel caseback or an open movement caseback to reveal the rotor. The 40mm stainless steel case and clasp sit on a stainless steel bracelet, with an adjustable fit that resizes to most wrists.Key Features Movement: Seiko NH35 Automatic Case Size: 40mm Case/Clasp Material: Stainless steel case and clasp Dial: Blue dial with ruby-red accented rotating dive bezel Bracelet/Strap: Stainless steel bracelet Fit: Adjustable fit; bracelet can be resized to fit most wrist sizes