Seiko Cal. 0717 - 378

Seiko 0717-378

The Seiko 0717-378 represents an important milestone in Seiko's 1988 lineup. Powered by the 0717 caliber with 26j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-e6c391c0c87e]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
13.1mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
140m
Dial Color
Navy
Jewels
26j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1988

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