Seiko Cal. 3884 - 349

The Seiko 3884-349 represents an important milestone in Seiko's 1965 lineup. With its 21mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-8376449a5d09]

Also known as: Sumo, UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1965

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