Seiko Cal. 6672 - 557

Released in 1968, the Cal. 6672 with design code 557 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-bfda81fab7df]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1968

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