Seiko Cal. 4437 - 188

The Seiko 4437-188 represents an important milestone in Seiko's 1969 lineup. It features a White dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-d83e5f66faee]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1969

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