Seiko Cal. 5661 - 943

This Quartz model from 1977 features a 42mm PVD Black case. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-e4884b0bf3fa]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

19j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1977

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