Seiko Cal. 6167 - 631

This Solar model from 1968 features a 37mm Two-Tone case. With its 21mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-36abff71e3a4]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1968

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