Seiko Cal. 6320 - 685

The Seiko 6320-685 represents an important milestone in Seiko's 1978 lineup. With its 21mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-f72540ab0c42]

Also known as: Sumo, Rally

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1978

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