Seiko Cal. 6163 - 490

This Spring Drive model from 1983 features a 45mm PVD Black case. Powered by the 6163 caliber with 27j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-b31440378948]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1983

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