Seiko Cal. 5688 - 543

The Seiko 5688-543 represents an important milestone in Seiko's 1978 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-86236b8c86e6]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Champagne

Jewels

34j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1978

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