Seiko Cal. 5684 - 822

This Automatic model from 1970 features a 37mm PVD Black case. Powered by the 5684 caliber with 17j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-ed69534318e6]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1970

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