Seiko Cal. 6671 - 863

This Spring Drive model from 1976 features a 38mm PVD Black case. Powered by the 6671 caliber with 35j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-8548121215ab]

Also known as: Bellmatic, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1976

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