Seiko Cal. 4594 - 666

This Hand-Winding model from 1970 features a 37mm Stainless Steel case. It features a Cream dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-737a186a38de]

Also known as: Helmet, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Cream

Jewels

22j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1970

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