Seiko Cal. 5631 - 806

Seiko 5631-806

The 5631-806 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5631 caliber with 29j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-82b235a67676]

Also known as: Sumo, Shogun

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
13.4mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
120m
Dial Color
White
Jewels
29j
Frequency
36,000 bph
Power Reserve
68 hours
Year
1975

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seikata-wm-82b235a67676