Seiko Cal. 6331 - 186

The 6331-186 is a sought-after Quartz piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-6e71d2e94093]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1997

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