Seiko Cal. 5661 - 933

The Seiko 5661-933 represents an important milestone in Seiko's 1975 lineup. With its 22mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-d123c66a354f]

Also known as: Samurai, Bellmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1975

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