Seiko Prospex SRQ051 Speedtimer Chronograph Blue Dial Masterpiece Seiko VK64 (mechaquartz with mechanical

Seiko VK64 (mechaquartz with mechanical module)

Crown: Screw-in crown

To complete the look of these watches

Weight: 70g

visibility

Seiko Prospex SRQ051 Speedtimer Chronograph Blue Dial Masterpiece Seiko VK64 (mechaquartz with mechanicalCaliber Number: 8R48 Movement Type: Automatic with manual winding Precision: +25 to 15 seconds per day Power Reserve: Approx. 45 hours Jewels: 34 Case Material: Stainless steel (super hard coating) Case Thickness: 14. 6mm Case Diameter: 42. 0mm Lug to Lug: 49. 5mm Crystal: Dual curved sapphire crystal Crystal Coating: Anti reflective coating on inner surface LumiBrite: LumiBrite on hands and index(es) Clasp: Three fold clasp with push button release