Seiko Cal. 4450 - 138

The Seiko 4450-138 represents an important milestone in Seiko's 1970 lineup. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-908f367c89aa]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1970

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