Seiko Cal. 5685 - 957

The 5685-957 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5685 caliber with 32j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-329ba6c1ec85]

Also known as: Monster, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1990

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