Seiko Cal. 5617 - 344

Seiko 5617-344

This Automatic model from 1969 features a 46mm Hardlex-Coated Steel case. Powered by the 5617 caliber with 24j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-c48264a79e00]

Also known as: Sumo, Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
12.1mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
160m
Dial Color
Navy
Jewels
24j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1969

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