Seiko Cal. 4421 - 864

Seiko 4421-864

The 4421-864 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-358ba55d01bb]

Also known as: Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
34mm
Case Thickness
14.1mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Silver
Jewels
28j
Frequency
28,800 bph
Power Reserve
52 hours
Year
1981

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