Seiko Cal. 4415 - 317

This Hand-Winding model from 1978 features a 43mm Two-Tone case. With its 18mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-a25a75244448]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1978

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