Seiko Cal. 7178 - 515

This Spring Drive model from 1985 features a 35mm Gold-Plated case. With its 19mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-824e83f96a9c]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1985

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