Seiko Cal. 7143 - 849

The Seiko 7143-849 represents an important milestone in Seiko's 1985 lineup. Powered by the 7143 caliber with 31j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-7f7094fc9953]

Also known as: Tuna, Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1985

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