Seiko Cal. 4544 - 657

The Seiko 4544-657 represents an important milestone in Seiko's 1982 lineup. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-18dd9ae3e970]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1982

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