Seiko Cal. 5679 - 428

The Seiko 5679-428 represents an important milestone in Seiko's 1969 lineup. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-6bd980756ae7]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1969

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