Seiko Cal. 6391 - 179

This Automatic model from 1976 features a 40mm Gold-Plated case. It features a Black dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-fb34a79ad360]

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1976

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