Seiko Cal. 4478 - 297

Seiko 4478-297

The 4478-297 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-eab41b4c7cff]

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
42mm
Case Thickness
8.8mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Black
Jewels
21j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1988

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