Seiko Cal. 5678 - 692

Seiko 5678-692

The 5678-692 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-a459843e6b5d]

Also known as: Sumo, Navigator

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
8.2mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
White
Jewels
27j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1968

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