Seiko Cal. 6157 - 635

This Hand-Winding model from 1971 features a 39mm Stainless Steel case. With its 22mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-941cbe27ee2d]

Also known as: Crown, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1971

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