Seiko Cal. 5258 - 437

This Hand-Winding model from 1980 features a 36mm Two-Tone case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-ffa9ea119a04]

Also known as: Monster, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1980

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