Seiko Cal. 4425 - 456

Seiko 4425-456

This Spring Drive model from 1970 features a 45mm Stainless Steel case. It features a Navy dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-3c48e48a6196]

Also known as: Silverwave, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
12.5mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Navy
Jewels
19j
Frequency
28,800 bph
Power Reserve
45 hours
Year
1970

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seikata-wm-3c48e48a6196