Seiko Cal. 4591 - 501

The Seiko 4591-501 represents an important milestone in Seiko's 1979 lineup. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-1d2a9a395fec]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1979

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