Seiko Cal. 5640 - 497

Seiko 5640-497

This Hand-Winding model from 1974 features a 42mm Titanium case. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-4d28c271085f]

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
42mm
Case Thickness
10.7mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Green
Jewels
23j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1974

Related Models

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