Tissot Seastar Automatic Blue Dial Men’s Watch Watch was unboxed and never worn so it is in flawless condition with no scratches on the band or dial window. Automatic Swiss Movement so this watch never requires a battery. Manufacturer: Tissot Model # T0664071104700 Movement: Swiss Automatic Case/Band Material: Stainless Steel Case Material: Sapphire Crystal Diving Depth: 300 meters Manufacturer Description: Diving watch, Precision Swiss automatic movement, Matte grey arrow hands with luminous accents and luminescent sweep seconds, Applied luminescent Arabic numbers mark twelve and six o'clock, Applied luminescent capsule shaped hour markers at three and nine o'clock, Applied luminescent dot hour markers, White baton markers and indices form surrounding minute track, Analog date aperture at three o'clock, Matte blue dial, Brushed silver PVD-coated stainless steel bracelet with polished detailing, adjustable links and fold-over-clasp-with-safety, Unidirectional brushed silver PVD-coated stainless steel bezel with blue top ring, luminescent hour marker and raised silver-tone Arabic numbers/baton markers/indices, Brushed silver PVD-coated stainless steel round case with polished accents and helium valve (allows watch to automatically depressurize underwater), Textured PVD-coated steel screw-down crown with logo, Stainless steel screw-down skeleton caseback, Scratch-resistant sapphire crystal, 300 meters/1000 feet water resistant