Seiko Cal. 6318 - 630

This Spring Drive model from 1971 features a 44mm PVD Black case. Powered by the 6318 caliber with 32j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-d21fe4260fa0]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1971

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