Seiko Cal. 5631 - 107

Seiko 5631-107

This Kinetic model from 1993 features a 37mm Two-Tone case. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-00fc8735b7f8]

Also known as: Bullhead, Sea Horse

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
37mm
Case Thickness
10.2mm
Lug Width
19mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Black
Jewels
23j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1993

Related Models

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