Seiko Cal. 4517 - 590

The Seiko 4517-590 represents an important milestone in Seiko's 1965 lineup. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-d7cf187fd3e3]

Also known as: Monster, Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

34j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1965

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