Seiko Cal. 4586 - 133

This Spring Drive model from 1970 features a 37mm Titanium case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-28951f86a577]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1970

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