Seiko Cal. 5611 - 772

This Spring Drive model from 1981 features a 42mm Two-Tone case. With its 19mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-f9e8ecca0af9]

Also known as: Monster, Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1981

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