Seiko Cal. 6656 - 621

This Spring Drive model from 1987 features a 42mm PVD Black case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-7c353f761e1f]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1987

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