Seiko Cal. 4451 - 464

Seiko 4451-464

This Hand-Winding model from 1983 features a 43mm PVD Black case. With its 19mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-fa4a45f4ccb3]

Also known as: Tuna, Sea Horse

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
43mm
Case Thickness
14.8mm
Lug Width
19mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
100m
Dial Color
Burgundy
Jewels
21j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1983

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