Seiko Cal. 5651 - 450

This Spring Drive model from 1965 features a 40mm PVD Black case. With its 22mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-d314770abc67]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1965

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