Seiko Cal. 6181 - 531

The 6181-531 is a sought-after Quartz piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-a25d67502dca]

Also known as: Bullhead, Crown

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1967

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