Seiko Cal. 6388 - 664

This Spring Drive model from 1997 features a 40mm Stainless Steel case. With its 22mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-2e689146a0df]

Also known as: Emperor, Flighty

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1997

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