Seiko Cal. 7157 - 961

This Spring Drive model from 1990 features a 42mm Two-Tone case. Powered by the 7157 caliber with 29j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-d28363da30e3]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1990

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