Seiko Cal. 4467 - 639

Seiko 4467-639

The 4467-639 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4467 caliber with 24j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-6bff2cd4b5ea]

Also known as: Rally, Silverwave

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
45mm
Case Thickness
10.2mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Navy
Jewels
24j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1991

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