Seiko Cal. 4437 - 511

This Quartz model from 1969 features a 39mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-67569cf52434]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1969

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