Seiko Cal. 4429 - 680

Seiko 4429-680

The 4429-680 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4429 caliber with 20j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-cd2ff25bfa56]

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
11.2mm
Lug Width
19mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Navy
Jewels
20j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1975

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