Seiko Cal. 4421 - 375

Seiko 4421-375

The 4421-375 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-ebe99e9b6c8f]

Also known as: Navigator

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
10.8mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
130m
Dial Color
Burgundy
Jewels
17j
Frequency
28,800 bph
Power Reserve
58 hours
Year
1986

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