Seiko Cal. 4546 - 634

This Kinetic model from 1977 features a 40mm Hardlex-Coated Steel case. It features a White dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-371b19f2e386]

Also known as: Helmet, Bellmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1977

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