Seiko Cal. 5646 - 512

The Seiko 5646-512 represents an important milestone in Seiko's 1983 lineup. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-ae95739cb581]

Also known as: Navigator, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

33j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1983

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