Seiko Cal. 4484 - 440

Seiko 4484-440

The 4484-440 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-9b827fd2ca1a]

Also known as: Helmet

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
35mm
Case Thickness
12.6mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
100m
Dial Color
Navy
Jewels
36j
Frequency
28,800 bph
Power Reserve
41 hours
Year
1987

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