Seiko Cal. 5280 - 403

Seiko 5280-403

The Seiko 5280-403 represents an important milestone in Seiko's 1968 lineup. Powered by the 5280 caliber with 22j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-493de3a1afd2]

Also known as: Monster, Helmet

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
43mm
Case Thickness
12.5mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
50m
Dial Color
Blue Sunburst
Jewels
22j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1968

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