Seiko Cal. 6311 - 843

The Seiko 6311-843 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-c83f765a3090]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1971

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