Seiko Cal. 5677 - 471

This Spring Drive model from 1977 features a 34mm Two-Tone case. Powered by the 5677 caliber with 31j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-26e5d5a11679]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1977

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