Seiko Cal. 5698 - 631

This Solar model from 1970 features a 37mm Gold-Plated case. With its 21mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-86edf208bff1]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Champagne

Jewels

31j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1970

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