Seiko Cal. 4451 - 496

The Seiko 4451-496 represents an important milestone in Seiko's 1975 lineup. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-a9f60663ebc8]

Also known as: Sumo, Emperor

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1975

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