Seiko Cal. 6177 - 287

This Spring Drive model from 1985 features a 37mm Two-Tone case. Powered by the 6177 caliber with 33j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-8848be828300]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

33j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1985

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