Seiko Cal. 4537 - 318

The Seiko 4537-318 represents an important milestone in Seiko's 1980 lineup. With its 21mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-25305f0d4112]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1980

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