Seiko Cal. 4561 - 837

This Kinetic model from 1977 features a 40mm Gold-Plated case. With its 21mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-ea30d0c3a9d4]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1977

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