Seiko Cal. 5651 - 122

This Solar model from 1969 features a 42mm Titanium case. With its 18mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-0e963de86f57]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1969

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