Seiko Cal. 7178 - 263

This Kinetic model from 1981 features a 40mm Stainless Steel case. It features a Black dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-f49d9f4200a3]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1981

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