Seiko Cal. 7155 - 251

This Spring Drive model from 1971 features a 44mm Gold-Plated case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-f4ac7e681f10]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1971

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