Seiko Cal. 6618 - 789

This Spring Drive model from 1967 features a 46mm Titanium case. With its 22mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-0edac168cd05]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1967

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