![An Omega Rattapante stopwatch, c.1970's, mechanical movement, with signed black Arabic numeral seconds dial and Arabic numeral subsidiary minutes dial, case diameter approx. 53.5mm, in original fitted box. Condition: Right hand re-set An Omega Rattapante stopwatch, c.1970's, mechanical movement, with signed black Arabic numeral seconds dial and Arabic numeral subsidiary minutes dial, case diameter approx. 53.5mm, in original fitted box. Condition: Right hand re-set](https://hansonslive.hansonsauctioneers.co.uk/images/lot/5359/53596_4.jpg?1592645044)
An Omega Rattapante stopwatch, c.1970's, mechanical movement, with signed black Arabic numeral seconds dial and Arabic numeral subsidiary minutes dial, case diameter approx. 53.5mm, in original fitted box. Condition: Right hand re-set
Omega 'Eton College' rowing stopwatch, circa 1970s, signed black dial with Arabic 1-10 seconds scale, subsidiary 10 minute recording dial and outer silvered strokes per minute chapter, 54mm
An Omega stopwatch, circa 1970, cal. 9300, 7 jewel, serial no. 2849663, push/pull crown wind at 12 o
![Bonhams Cornette de Saint Cyr : Omega. Chronographe stop watch en acier remontoir manuel Omega. A stainless steel keyless wind open face chronograph stopwatch Circa 1970 Bonhams Cornette de Saint Cyr : Omega. Chronographe stop watch en acier remontoir manuel Omega. A stainless steel keyless wind open face chronograph stopwatch Circa 1970](https://img1.bonhams.com/image?src=Images/live/2023-05/08/25302932-5-1.jpg&height=430&quality=90)