Seiko Cal. 5698 - 691

Seiko 5698-691

The 5698-691 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5698 caliber with 26j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-216054b1f801]

Also known as: Monster, Tuna

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
14.5mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Black
Jewels
26j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1973

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seikata-wm-216054b1f801