Seiko Cal. 6657 - 500

Seiko 6657-500

The 6657-500 is a sought-after Quartz piece from Seiko's golden era. With its 19mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-fc3774b3d774]

Also known as: UFO, Crown

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
36mm
Case Thickness
13.2mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Black
Jewels
23j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1981

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