Seiko Cal. 5654 - 451

This Spring Drive model from 1975 features a 43mm PVD Black case. Powered by the 5654 caliber with 23j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-32a025e9b5fc]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1975

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