Seiko Cal. 5642 - 892

The 5642-892 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5642 caliber with 31j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-82cb62ce4f2b]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1968

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