Seiko Cal. 6198 - 561

The Seiko 6198-561 represents an important milestone in Seiko's 1971 lineup. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-fee66253c805]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1971

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