Seiko Cal. 4457 - 682

Seiko 4457-682

The 4457-682 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4457 caliber with 19j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-8dd7116dccc1]

Also known as: Bullhead

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
11.5mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Navy
Jewels
19j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1970

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