Seiko Cal. 4440 - 450

Seiko 4440-450

The 4440-450 is a sought-after Kinetic piece from Seiko's golden era. With its 19mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-93be0ad4dde6]

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
12.3mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
18j
Frequency
28,800 bph
Power Reserve
37 hours
Year
1968

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