Seiko Cal. 5645 - 681

Seiko 5645-681

This Hand-Winding model from 1969 features a 35mm Stainless Steel case. With its 18mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-a646ff082d3a]

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
15.9mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
160m
Dial Color
Green
Jewels
24j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1969

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seikata-wm-a646ff082d3a