Seiko Cal. 6642 - 352

The 6642-352 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6642 caliber with 24j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-63666ac3c7fd]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Cream

Jewels

24j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1990

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