Seiko Cal. 4511 - 371

This Automatic model from 1986 features a 40mm PVD Black case. With its 20mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-89ce7943d95a]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1986

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