Seiko Cal. 6623 - 436

This Quartz model from 1974 features a 42mm PVD Black case. It features a Burgundy dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-5d544523f8b7]

Also known as: Panda, Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1974

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