Seiko Cal. 5642 - 547

The 5642-547 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5642 caliber with 21j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-5684a5b7b09c]

Also known as: Pogue

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

21j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1979

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