Seiko Cal. 6257 - 687

Seiko 6257-687

The 6257-687 is a sought-after Automatic piece from Seiko's golden era. With its 19mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-bda7420f8a4b]

Also known as: Tuna, Bullhead

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
44mm
Case Thickness
14.9mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
36j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1977

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