Seiko Cal. 5280 - 403

Seiko 5280-403

This Quartz model from 1965 features a 39mm Stainless Steel case. Powered by the 5280 caliber with 17j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-096ce542efae]

Also known as: Sumo, Helmet

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
14.8mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Burgundy
Jewels
17j
Frequency
28,800 bph
Power Reserve
60 hours
Year
1965

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