Seiko Cal. 6642 - 728

Seiko 6642-728

The 6642-728 is a sought-after Quartz piece from Seiko's golden era. With its 22mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-7cbcd830333a]

Also known as: Emperor

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
13.0mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
150m
Dial Color
Green
Jewels
28j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1980

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seikata-wm-7cbcd830333a