Seiko Cal. 7143 - 879

The 7143-879 is a sought-after Solar piece from Seiko's golden era. Powered by the 7143 caliber with 23j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-f0bba1ec7069]

Also known as: Navigator

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1975

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