Seiko Essentials Silver tone Mens Watch SRPH85 Seiko Essentials Silver tone Men Arabic numerals Watch SUR459 SEIKO Essentials Watch SUR459 From the Essentials CollectionWhite dial with Arabic numeralsDate calendarLumiBrite handsSapphire crystalCase diameter: 40.2mmStainless steel case and braceletWater-resistant to 10 bar, 100 meters (330 feet)Caliber 6N52 From the Essentials CollectionWhite dial with Arabic numeralsDate calendarLumiBrite handsSapphire crystalCase diameter: 40.2mmStainless steel case and braceletWater-resistant to 10 bar, 100 meters (330 feet)Caliber 6N52 SEIKO Essentials Watch SUR459 From the Essentials CollectionWhite dial with Arabic numeralsDate calendarLumiBrite handsSapphire crystalCase diameter: 40.2mmStainless steel case and braceletWater-resistant to 10 bar, 100 meters (330 feet)Caliber 6N52 From the Essentials Collection. Adding classic automatic timekeeping to the Essentials Collection, this versatile timepiece winds with the movement of the wearer?s wrist, and never needs a battery. Visible through the screwdown see-through caseback, the 23-jewel movement beats at a frequency of 21,600 vibrations per hour, with a power reserve of approximately 41 hours and manual winding capability. With a sophisticated sunray finish, the silver-white dial includes a calendar and crisply defined hands and markers. Crafted of stainless steel, with tri-fold push button release clasp. 10 bar, 100M Water ResistantCASE DIMENSIONS: DIAMETER:41.2 mm THICKNESS:11.77 mm LENGTH:48.5 mmCASE:Stainless steel caseCRYSTAL:Hardlex CrystalWATER RESISTANCE:10 bar, 100 meters (330 feet)DIAL COLOR:SilverSTRAP:Stainless steel braceletMOVEMENT:Caliber 4R3521,600 vibrations per hour23 jewelsPower reserve: approximately 41 hours Seiko Essentials Silver tone Men Arabic numerals Watch SUR459 SEIKO Essentials Watch SUR459 From the Essentials CollectionWhite dial with Arabic numeralsDate calendarLumiBrite handsSapphire crystalCase diameter: 40.2mmStainless steel case and braceletWater-resistant to 10 bar, 100 meters (330 feet)Caliber 6N52 From the Essentials CollectionWhite dial with Arabic numeralsDate calendarLumiBrite handsSapphire crystalCase diameter: 40.2mmStainless steel case and braceletWater-resistant to 10 bar, 100 meters (330 feet)Caliber 6N52 SEIKO Essentials Watch SUR459 From the Essentials CollectionWhite dial with Arabic numeralsDate calendarLumiBrite handsSapphire crystalCase diameter: 40.2mmStainless steel case and braceletWater-resistant to 10 bar, 100 meters (330 feet)Caliber 6N52 From the Essentials Collection. Adding classic automatic timekeeping to the Essentials Collection, this versatile timepiece winds with the movement of the wearer?s wrist, and never needs a battery. Visible through the screwdown see-through caseback, the 23-jewel movement beats at a frequency of 21,600 vibrations per hour, with a power reserve of approximately 41 hours and manual winding capability. With a sophisticated sunray finish, the silver-white dial includes a calendar and crisply defined hands and markers. Crafted of stainless steel, with tri-fold push button release clasp. 10 bar, 100M Water Resistant CASE DIMENSIONS: DIAMETER: 41.2 mm THICKNESS: 11.77 mm LENGTH: 48.5 mm CASE: Stainless steel case CRYSTAL: Hardlex Crystal WATER RESISTANCE: 10 bar, 100 meters (330 feet) DIAL COLOR: Silver STRAP: Stainless steel bracelet MOVEMENT: Caliber 4R35 21,600 vibrations per hour 23 jewels Power reserve: approximately 41 hours