Seiko Cal. 6391 - 831

Seiko 6391-831

This Spring Drive model from 1992 features a 46mm Stainless Steel case. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-26f924245e7b]

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
15.4mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Blue Sunburst
Jewels
20j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1992

Related Models

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