Seiko Cal. 6684 - 728

The Seiko 6684-728 represents an important milestone in Seiko's 1983 lineup. With its 21mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-58e4624610ca]

Also known as: World Timer, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1983

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