Seiko Cal. 5661 - 170

This Hand-Winding model from 1987 features a 41mm Two-Tone case. With its 18mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-8d7f251d9baf]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1987

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