Seiko Cal. 7143 - 274

The 7143-274 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7143 caliber with 32j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-ca1bfec864ea]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1981

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