Seiko Cal. 6257 - 654

Seiko 6257-654

The 6257-654 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6257 caliber with 26j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-e4af50c1bda1]

Also known as: Turtle, Crown

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
13.5mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Burgundy
Jewels
26j
Frequency
36,000 bph
Power Reserve
46 hours
Year
1971

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