Seiko Cal. 6682 - 356

This Spring Drive model from 1968 features a 45mm Titanium case. With its 18mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-01d860626c40]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1968

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