Seiko Cal. 4515 - 834

This Solar model from 1972 features a 40mm PVD Black case. With its 22mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-8cc4b389bdfe]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

90m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1972

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