Seiko Cal. 5620 - 742

The Seiko 5620-742 represents an important milestone in Seiko's 1968 lineup. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-88f588e3d17b]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1968

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