Seiko Cal. 5685 - 512

The Seiko 5685-512 represents an important milestone in Seiko's 1971 lineup. Powered by the 5685 caliber with 19j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-39721c920044]

Also known as: Crown, Arnie

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1971

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