Seiko Cal. 6143 - 425

The Seiko 6143-425 represents an important milestone in Seiko's 1978 lineup. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-8562b6a994c7]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1978

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