Seiko Cal. 4481 - 720

The Seiko 4481-720 represents an important milestone in Seiko's 1969 lineup. Powered by the 4481 caliber with 35j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-55b940e24522]

Also known as: Samurai, Arnie

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1969

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