Seiko Cal. 5657 - 777

Seiko 5657-777

The 5657-777 is a sought-after Automatic piece from Seiko's golden era. With its 20mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-fa55abf0e4d5]

Also known as: Goldfeather

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
9.0mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
100m
Dial Color
White
Jewels
28j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1966

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