Seiko Cal. 7143 - 331

The Seiko 7143-331 represents an important milestone in Seiko's 1998 lineup. It features a Black dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-bb4a2bc7b254]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1998

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