Seiko Cal. 6257 - 946

Seiko 6257-946

The 6257-946 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6257 caliber with 20j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-b64a2384ff38]

Also known as: UFO, Silverwave

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
42mm
Case Thickness
10.8mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
130m
Dial Color
Green
Jewels
20j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1966

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