Seiko Cal. 4481 - 881

The Seiko 4481-881 represents an important milestone in Seiko's 1968 lineup. Powered by the 4481 caliber with 31j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-95a421149141]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1968

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