Seiko Cal. 5688 - 675

Seiko 5688-675

The 5688-675 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5688 caliber with 31j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-cbcf86b58d9d]

Also known as: Sumo, Pogue

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
15.0mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
50m
Dial Color
Burgundy
Jewels
31j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1971

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