Seiko Cal. 4537 - 237

Released in 1975, the Cal. 4537 with design code 237 was part of Seiko's domestic market collection. With its 18mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-b38da55100df]

Also known as: Samurai, Monster

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Champagne

Jewels

18j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1975

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