Seiko Cal. 4450 - 280

The Seiko 4450-280 represents an important milestone in Seiko's 1967 lineup. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-8e19b9c85c9a]

Also known as: World Timer, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1967

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