Seiko Cal. 5661 - 838

This Hand-Winding model from 1988 features a 42mm Two-Tone case. With its 18mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-7b1c54c47a43]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1988

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