Seiko Cal. 5649 - 448

The Seiko 5649-448 represents an important milestone in Seiko's 1965 lineup. With its 21mm lug width and 11.9mm profile, it sits comfortably on most wrists. [seikata-wm-898bccc417d3]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1965

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