Seiko Cal. 7155 - 479

Released in 1971, the Cal. 7155 with design code 479 was part of Seiko's domestic market collection. It features a Black dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-23be14ebd780]

Also known as: World Timer, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1971

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