Seiko Cal. 4476 - 331

Seiko 4476-331

The 4476-331 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-5570afa41e4f]

Also known as: Sumo, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
39mm
Case Thickness
10.9mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
50m
Dial Color
Blue Sunburst
Jewels
26j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1968

Related Models

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