Seiko Cal. 7143 - 931

The Seiko 7143-931 represents an important milestone in Seiko's 1984 lineup. It features a Green dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-ac298620799c]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1984

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