SEIKO prospex series sumo model 200 meters waterproof smart light energy mechanical movement Steel Strap men's watch blue dial SPB321J1

Movement type: Mechanical movement Table diameter/size: 45mm Strap material: stainless steel Case material: stainless steel Bottom style: dense bottom Waterproof depth: 200 meters Buckle type: folding buckle Mirror material: sapphire crystal glass Dial color: blue