Seiko Cal. 5643 - 507

The 5643-507 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5643 caliber with 29j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-85f7ffd39690]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1992

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