Seiko Cal. 7143 - 435

The 7143-435 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7143 caliber with 36j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-cb8238eb5e33]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1989

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