Seiko Cal. 6642 - 275

The 6642-275 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6642 caliber with 24j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-7cc964f53f87]

Also known as: Bullhead, Flighty

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1992

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