Seiko Cal. 6311 - 893

The Seiko 6311-893 represents an important milestone in Seiko's 1999 lineup. It features a Black dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-03140e4ac256]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1999

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