Seiko Cal. 4415 - 284

The Seiko 4415-284 represents an important milestone in Seiko's 1975 lineup. With its 18mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-12ae538b8af9]

Also known as: Silverwave

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1975

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