Seiko Cal. 4426 - 537

Released in 1983, the Cal. 4426 with design code 537 was part of Seiko's domestic market collection. With its 18mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-f4b7dc2cc6f0]

Also known as: Bullhead, Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1983

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