Seiko Cal. 4545 - 620

The Seiko 4545-620 represents an important milestone in Seiko's 1977 lineup. With its 21mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-d591a44615b1]

Also known as: Crown

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1977

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