Seiko Cal. 4451 - 481

The Seiko 4451-481 represents an important milestone in Seiko's 1966 lineup. With its 19mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-c817c9a257bc]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1966

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