Seiko Cal. 6388 - 664

Seiko 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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