Seiko Cal. 6163 - 237

The Seiko 6163-237 represents an important milestone in Seiko's 1980 lineup. Powered by the 6163 caliber with 34j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-af427e508739]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

34j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1980

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