Seiko Cal. 5684 - 690

The 5684-690 is a sought-after Quartz piece from Seiko's golden era. With its 18mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-2e8406c8feb7]

Also known as: Sumo, Shogun

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1984

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