Seiko Cal. 4537 - 523

Released in 1980, the Cal. 4537 with design code 523 was part of Seiko's domestic market collection. With its 22mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-f98faa9deb98]

Also known as: Panda, Navigator

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1980

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