Seiko Cal. 7040 - 831

This Hand-Winding model from 1965 features a 42mm Stainless Steel case. With its 20mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-b17b2a3aa794]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1965

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