Seiko Cal. 4451 - 187

The Seiko 4451-187 represents an important milestone in Seiko's 1988 lineup. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-0fe9dbcee783]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1988

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