Seiko Cal. 5644 - 890

This Quartz model from 1998 features a 44mm PVD Black case. With its 18mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-af4365ebf9b2]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1998

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