Seiko Cal. 4488 - 378

Seiko 4488-378

The 4488-378 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-f1974a9ac2e0]

Also known as: Bellmatic, Arnie

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
14.3mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
130m
Dial Color
Silver
Jewels
32j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1969

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seikata-wm-f1974a9ac2e0