Seiko Cal. 4440 - 502

Seiko 4440-502

The 4440-502 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-7f066707c9ba]

Also known as: Sumo

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
36mm
Case Thickness
11.4mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
130m
Dial Color
Green
Jewels
19j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1976

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