Seiko Cal. 0731 - 407

This Solar model from 1969 features a 41mm Stainless Steel case. With its 21mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-527743491029]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1969

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