Seiko Cal. 6645 - 221

This Spring Drive model from 1988 features a 44mm Titanium case. With its 18mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-4006e2832be4]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1988

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