Seiko Cal. 4425 - 621

The Seiko 4425-621 represents an important milestone in Seiko's 1993 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-e762897b8e66]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Champagne

Jewels

35j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1993

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