SEIKO ESSENTIALS SRPH87 Watch 600 vibrations per hourPower reserve:

600 vibrations per hourPower reserve: approximately 41 hours24 jewelsGold uni-directional rotating elapsed timing bezelBlack dialDay/date calendarLuminous hands and markersScrewdown see-through case backCase diameter: 42

this exceptional watch offers manual winding capability and includes a 24-jewel automatic movement with a frequency of 21

Essentials CollectionBlack dialDate calendarLumiBrite handsSapphire crystalCase diameter: 40

Back:Screw-in back

Digital time and date display

SEIKO ESSENTIALS SRPH87 Watch 600 vibrations per hourPower reserve:From the Essentials CollectionAutomatic with manual winding capability21,600 vibrations per hourPower reserve: approximately 41 hours23 jewelsBlue sunray dialDate calendarScrewdown see through casebackCase diameter: 41. 2mmStainless steel case and braceletTri fold push button release claspWater resistant to 10 bar, 100 meters (330 feet)Caliber 4R35