Seiko Cal. 7143 - 957

The 7143-957 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7143 caliber with 32j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-90794682c44d]

Also known as: Monster, Bellmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1983

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