Seiko Cal. 4481 - 647

The Seiko 4481-647 represents an important milestone in Seiko's 1970 lineup. With its 22mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-770e1b4df20c]

Also known as: Tuna, UFO

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1970

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