Seiko Cal. 6678 - 245

This Hand-Winding model from 1967 features a 42mm Two-Tone case. With its 20mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-ce4e8a736fea]

Also known as: Helmet, Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1967

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