Seiko Cal. 4425 - 722

The 4425-722 is a sought-after Hand-Winding piece from Seiko's golden era. With its 22mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-b3b9d9eb23cc]

Also known as: Bullhead, World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1992

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