Seiko Cal. 6157 - 613

This Spring Drive model from 1965 features a 42mm Two-Tone case. With its 19mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-396a7e637d2c]

Also known as: Bellmatic, Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1965

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