Seiko Essentials Classic Watch SUR555

Movement specification: caliber number 6N52, movement type: quartz, accuracy ±15 seconds per month, battery life: about 3 years, case/strap material: stainless steel, case size: thickness 8.5 mm, diameter 38.9 mm, distance between lugs: 44.5 mm, crystal: sapphire crystal, luminescence: lumibrite on the hands and the tip (or tips), clasp: fold-over triple clasp with release button, distance between lugs: 20 mm, other features: water-resistant 10 bar, magnetic resistance: 4800 amperes per meter, weight: 134.0 grams, back cover: screw-down.