Seiko Cal. 6311 - 478

The Seiko 6311-478 represents an important milestone in Seiko's 1991 lineup. Powered by the 6311 caliber with 34j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-94d92dcfc097]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

43mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Burgundy

Jewels

34j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1991

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