Seiko Cal. 6157 - 378

The 6157-378 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-32cb467ef73e]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1965

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