Seiko Cal. 4582 - 940

Seiko 4582-940

The 4582-940 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-0c2763f6dc6f]

Also known as: Bullhead

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
13.7mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Navy
Jewels
17j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1980

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