Seiko Cal. 6163 - 242

The 6163-242 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6163 caliber with 20j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-cdfed1b21f4e]

Also known as: Bullhead, UFO

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1984

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