Seiko Cal. 6177 - 977

This Spring Drive model from 1989 features a 35mm Hardlex-Coated Steel case. Powered by the 6177 caliber with 21j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-fea252b3437f]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1989

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