Seiko Cal. 4497 - 687

This Spring Drive model from 1974 features a 39mm Two-Tone case. Powered by the 4497 caliber with 23j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-a27e71b8de06]

Also known as: Shogun, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1974

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