Seiko Cal. 5611 - 973

This Spring Drive model from 1970 features a 42mm Two-Tone case. With its 22mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-681b316a3b05]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1970

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