Seiko Cal. 5287 - 513

Seiko 5287-513

The Seiko 5287-513 represents an important milestone in Seiko's 1965 lineup. Powered by the 5287 caliber with 20j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-2e903b5521a1]

Also known as: Sumo, Arnie

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
9.9mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
120m
Dial Color
Cream
Jewels
20j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1965

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