Seiko Cal. 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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