Seiko Cal. 4437 - 755

The Seiko 4437-755 represents an important milestone in Seiko's 1971 lineup. With its 18mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-f9316f4b010a]

Also known as: Monster, Panda

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1971

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