Seiko Cal. 6311 - 383

The Seiko 6311-383 represents an important milestone in Seiko's 1985 lineup. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-fbb6ee1efe86]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1985

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