Seiko Cal. 5645 - 606

This Quartz model from 1968 features a 46mm PVD Black case. With its 20mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-daba75da26ec]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1968

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