Seiko Cal. 5681 - 454

The Seiko 5681-454 represents an important milestone in Seiko's 1972 lineup. Powered by the 5681 caliber with 30j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-10b60ebffe35]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1972

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