Seiko Cal. 4425 - 240

The Seiko 4425-240 represents an important milestone in Seiko's 1982 lineup. Powered by the 4425 caliber with 29j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-9ffd4394e226]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1982

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