Seiko Cal. 6311 - 143

The Seiko 6311-143 represents an important milestone in Seiko's 1965 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-7c8bf09bb5a4]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1965

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