Seiko Cal. 6621 - 644

Seiko 6621-644

This Hand-Winding model from 1965 features a 34mm Two-Tone case. With its 22mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-629f382ae2b8]

Also known as: Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
34mm
Case Thickness
15.6mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Navy
Jewels
29j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1965

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seikata-wm-629f382ae2b8