Seiko Cal. 5280 - 936

Seiko 5280-936

The 5280-936 is a sought-after Solar piece from Seiko's golden era. Powered by the 5280 caliber with 28j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-97db4f061d09]

Also known as: Sumo, Tuna

Specifications

Movement
Solar
Case Material
Titanium
Case Width
38mm
Case Thickness
12.3mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
28j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1967

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seikata-wm-97db4f061d09