Seiko Cal. 7177 - 131

This Hand-Winding model from 1989 features a 46mm Two-Tone case. Powered by the 7177 caliber with 26j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-52e076f9cf14]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1989

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