Seiko Cal. 6391 - 264

Released in 1987, the Cal. 6391 with design code 264 was part of Seiko's domestic market collection. It features a Cream dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-35eaef6db8f9]

Also known as: Bullhead, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Cream

Jewels

36j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1987

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