Seiko Cal. 4474 - 577

Seiko 4474-577

The 4474-577 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-e9ab75032c5a]

Also known as: Tuna, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
40mm
Case Thickness
13.0mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Black
Jewels
35j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1968

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