Seiko Cal. 4451 - 813

The Seiko 4451-813 represents an important milestone in Seiko's 1979 lineup. With its 21mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-f7da0a4c17a7]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1979

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