Seiko Cal. 4430 - 847

Seiko 4430-847

The 4430-847 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-18821baa4729]

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
14.3mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
110m
Dial Color
Black
Jewels
18j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1992

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