Seiko Cal. 4515 - 172

The Seiko 4515-172 represents an important milestone in Seiko's 1980 lineup. With its 22mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-524c4ad4ceb4]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1980

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