Seiko Cal. 6681 - 107

This Automatic model from 1977 features a 45mm PVD Black case. Powered by the 6681 caliber with 30j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-193aa8198f89]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Navy

Jewels

30j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1977

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