Seiko Cal. 6620 - 691

This Quartz model from 1970 features a 35mm PVD Black case. It features a Champagne dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-447bd0d1b4d8]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1970

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