SEIKO Prospex Speedtimer 42.5mm Stainless Steel Watch. SRQ037 | I W Marks Bridal Jewelry, Diamonds, Fine Jewelry, Watches +

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SEIKO Prospex Speedtimer 42.5mm Stainless Steel Watch. SRQ037


SEIKO Prospex Speedtimer


  • Caliber Number: 8R46
  • Movement Type: Automatic with manual winding
  • Precision: +25 to -15 seconds per day
  • Power reserve: Approx. 45 hours
  • Jewels: 34
  • Functions: Equipped with small seconds hand and Stop-seconds hand function


  • Case Material: Stainless steel (super hard coating)
  • Case Size: Thickness:15.1mm
  • Diameter: 42.5mm
  • Lug-to-lug: 50.0mm
  • Crystal: Dual-curved sapphire crystal
  • Crystal Coating: Anti-reflective coating on the inner surface
  • LumiBrite: LumiBrite on hands and index(es)
  • Clasp: Three-fold clasp with push button release
  • Distance between lugs: 20


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