Seiko Cal. 5280 - 400

Seiko 5280-400

The Seiko 5280-400 represents an important milestone in Seiko's 1973 lineup. Powered by the 5280 caliber with 36j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-b7f284b6b8ba]

Also known as: Sumo, Emperor

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
39mm
Case Thickness
13.8mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
80m
Dial Color
Cream
Jewels
36j
Frequency
36,000 bph
Power Reserve
44 hours
Year
1973

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