Seiko Cal. 6631 - 326

Seiko 6631-326

The 6631-326 is a sought-after Automatic piece from Seiko's golden era. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-bbbd7a61ccc4]

Also known as: Rally

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
14.1mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
34j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1984

Related Models

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