Seiko Cal. 4420 - 378

Seiko 4420-378

The 4420-378 is a sought-after Automatic piece from Seiko's golden era. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-8619afa8a52d]

Also known as: Pogue, Baby Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
36mm
Case Thickness
14.2mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
130m
Dial Color
Black
Jewels
20j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1999

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