Seiko Cal. 5638 - 681

This Automatic model from 1985 features a 35mm Two-Tone case. With its 18mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-983a8ee20034]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1985

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