Seiko Cal. 5686 - 446

The Seiko 5686-446 represents an important milestone in Seiko's 1981 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-e6a4e3113ec6]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1981

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