Seiko Cal. 5278 - 696

This Spring Drive model from 1974 features a 43mm Titanium case. With its 20mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-60e6f9ff99da]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Champagne

Jewels

18j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1974

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