Seiko Cal. 4569 - 638

The Seiko 4569-638 represents an important milestone in Seiko's 1972 lineup. Powered by the 4569 caliber with 18j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-1466327d3c02]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1972

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