Seiko Cal. 5637 - 993

This Automatic model from 1977 features a 44mm Gold-Plated case. With its 19mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-98e26844ab64]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1977

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