Seiko Cal. 4478 - 388

Seiko 4478-388

The 4478-388 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4478 caliber with 19j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-a94aadee749d]

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
9.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Champagne
Jewels
19j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1975

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