Seiko Cal. 4437 - 143

Released in 1979, the Cal. 4437 with design code 143 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-8817b2053119]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1979

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