Seiko Cal. 5642 - 600

The 5642-600 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5642 caliber with 25j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-17c48e99c15d]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1990

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