Seiko Cal. 4489 - 643

Released in 1970, the Cal. 4489 with design code 643 was part of Seiko's domestic market collection. With its 19mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-fad55ab9d88d]

Also known as: Samurai, Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1970

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