Seiko Cal. 7143 - 411

The 7143-411 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7143 caliber with 27j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-2d2b0e109c6d]

Also known as: Monster, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1983

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