SEIKO PROSPEX Sumo Black Limited Edition REFERENCE SPB125J1

This PROSPEX automatic watch, in the limited "Black Edition", is characterized by dark colors, inspired by the practice of night scuba diving.
Its imposing design is enhanced by the presence of Seiko's famous “Sumo” case. Mounted on a silicone strap, this 200m water-resistant timepiece features a screw-down caseback and sapphire crystal.
MAGNETIC RESISTANCE: 4800 A / m (60 Gauss)
WATERPROOF: diver's 200 meters (professional diver for diving)
MOVEMENT: automatic
GLASS: sapphire
DIAL: black
INDEX SPECIFICITY: LumiBrite
BEZEL: stainless steel, titanium carbonate coating, rotatable, unidirectional
SPECIFICITY OF THE SPHERES: LumiBrite
CASE: stainless steel, titanium carbonate coating
CROWN SPECIFICITY: stainless steel, titanium carbonate coating, screw type
CASE BACK: screwed, limited edition and serial number engraved on the back
CASE SIZE: 45 mm
LENGTH OF THE BRACELET / STRAP: from 16 to 21 cm
BRACELET: silicone, black
BUCKLE / CLASP: barb
FUNCTIONS OF THE WATCH
CALIBER: 6R35
RUBIES: 24
FUNCTIONS: date
POWER RESERVE: 70 hours on full charge
FREQUENCY: 21600 vibrations / hour