Seiko Cal. 5628 - 321

This Spring Drive model from 1977 features a 35mm Titanium case. With its 22mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-8ff83a23b133]

Also known as: Rally, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1977

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