Seiko Cal. 6163 - 864

Released in 1984, the Cal. 6163 with design code 864 was part of Seiko's domestic market collection. With its 18mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-8ed5db68b019]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1984

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