Seiko Cal. 7057 - 711

This Hand-Winding model from 1975 features a 41mm Two-Tone case. Powered by the 7057 caliber with 32j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-3afa9ab32066]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1975

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