Seiko Cal. 0743 - 857

The 0743-857 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0743 caliber with 23j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-58ed31084782]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1968

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