Seiko Cal. 4439 - 820

Seiko 4439-820

The 4439-820 is a sought-after Kinetic piece from Seiko's golden era. With its 21mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-3677a1652bd6]

Also known as: Rally, Crown

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
45mm
Case Thickness
14.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Black
Jewels
32j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1966

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seikata-wm-3677a1652bd6