Seiko Cal. 6143 - 945

Released in 1971, the Cal. 6143 with design code 945 was part of Seiko's domestic market collection. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-97a3bde1cf85]

Also known as: Samurai, Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1971

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