Seiko Cal. 5637 - 910

Seiko 5637-910

This Hand-Winding model from 1999 features a 43mm Two-Tone case. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-5fe5e3d9fc29]

Also known as: Tuna

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
43mm
Case Thickness
13.8mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Navy
Jewels
35j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1999

Related Models

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