Seiko Cal. 5671 - 538

This Spring Drive model from 1972 features a 34mm PVD Black case. With its 19mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-d589de01bdd7]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1972

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