Seiko Cal. 4418 - 231

This Solar model from 1986 features a 40mm PVD Black case. With its 20mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-ea236eeeef6c]

Also known as: Turtle, Sportsmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1986

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