Seiko Cal. 5674 - 137

This Spring Drive model from 1968 features a 42mm PVD Black case. With its 21mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-034cb387434e]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1968

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