Seiko Cal. 5688 - 850

This Spring Drive model from 1990 features a 42mm PVD Black case. Powered by the 5688 caliber with 31j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-dd6cc994d989]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1990

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