Seiko Cal. 4480 - 632

The Seiko 4480-632 represents an important milestone in Seiko's 1998 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-310b3cc33c68]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1998

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