Seiko Cal. 5688 - 787

This Automatic model from 1976 features a 34mm Two-Tone case. Powered by the 5688 caliber with 36j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-a9f8ea203535]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1976

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