Seiko Cal. 6637 - 319

Seiko 6637-319

This Automatic model from 1988 features a 46mm Titanium case. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-f6854e0276cf]

Also known as: Tuna, Silverwave

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
46mm
Case Thickness
13.0mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Black
Jewels
28j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1988

Related Models

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