Seiko - Speedtimer Automatic Chronograph Limited Edition - SRQ049
Seiko Brand 100th Anniversary Speedtimer Mechanical Chronograph Limited Edition of 1,000 piecesMovementCaliber Number: 8R48Movement Type: Automatic with manual windingPrecision: +25 to -15 seconds per dayPower reserve: Approx. 45 hoursJewels: 34Functions: Chronograph with 30 minutes & 12 hoursStop seconds hand functionDate displayCaseMaterial: Stainless steel (super hard coating)Case SizeThickness: 14.6 mm Diameter: 42 mm Lug-to-lug: 49.5 mmCrystalDual-curved sapphire crystalCrystal Coating: Anti-reflective coating on inner surfaceLumiBrite: Lumibrite on hands and index(es)ClaspThree-fold clasp with push button releaseDistance between lugs: 20 mmOther DetailsWater Resistance: 100 metersMagnetic Resistance: 4,800 A/mWeight: 183 g.FeaturesLIMITED EDITION on the case backSerial number engraved on the case backScrew case-back