Seiko Cal. 6359 - 831

The Seiko 6359-831 represents an important milestone in Seiko's 1984 lineup. With its 20mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-80ddb0e07e5a]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1984

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