SEIKO PROSPEX SPB155

Specifications 20 bar Mechanical Movement Caliber Number 6R35 Movement Type Automatic with manual winding capacity Accuracy +25 to -15 seconds per day Exterior Case Material Stainless steel Crystal Curved sapphire crystal Crystal Coating Anti-reflective coating on inner surface LumiBrite Lumibrite on hands and indexs Clasp Three-fold clasp with push button release Other Details Water Resistance 20 bar Case Size Thickness:  12.9  ㎜Diameter:  38  ㎜Length:  46  ㎜ Other Specifications Screw case back Screw-down crown See-through case back Other Features 24 jewels Date display Stop seconds hand function Download User's ManualContact