Seiko Cal. 6143 - 411

The Seiko 6143-411 represents an important milestone in Seiko's 1978 lineup. It features a Green dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-225baa6f657b]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1978

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