Seiko Cal. 6681 - 457

This Automatic model from 1977 features a 45mm PVD Black case. Powered by the 6681 caliber with 20j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-d2e0e71f8839]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1977

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