Seiko Cal. 4412 - 563

The Seiko 4412-563 represents an important milestone in Seiko's 1971 lineup. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-9e49bed122af]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

26j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1971

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