Seiko Cal. 7143 - 828

Released in 1979, the Cal. 7143 with design code 828 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-ef19ed10a7e1]

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1979

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