Seiko Cal. 5685 - 378

Seiko 5685-378

The 5685-378 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5685 caliber with 35j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-602f85c75d72]

Also known as: Samurai, World Timer

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
42mm
Case Thickness
10.4mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
160m
Dial Color
Blue Sunburst
Jewels
35j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1966

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seikata-wm-602f85c75d72