Seiko Cal. 7157 - 849

This Hand-Winding model from 1972 features a 37mm Two-Tone case. With its 20mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-0d14c01e7fc3]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1972

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