Seiko Cal. 5650 - 121

The Seiko 5650-121 represents an important milestone in Seiko's 1969 lineup. With its 19mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-bd1e228516ba]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1969

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