Seiko Cal. 4516 - 251

The Seiko 4516-251 represents an important milestone in Seiko's 1965 lineup. Powered by the 4516 caliber with 34j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-4f90daf24fa1]

Also known as: World Timer, Arnie

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1965

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