Seiko Cal. 5688 - 748

This Spring Drive model from 1982 features a 35mm PVD Black case. Powered by the 5688 caliber with 27j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-e11a0af919d6]

Also known as: Goldfeather

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1982

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