Seiko Cal. 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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