Omega Electronic f300 Hz Seamaster Chronometer 'tuning fork' stainless steel gentleman's bracelet watch, ref. 198.0005, circa 1972, serial no. 35707xxx, circular black dial with baton markers, minute markers, date aperture and red
Omega Geneve Electronic f300Hz Chronometer 'tuning fork' stainless steel gentleman's wristwatch, ref. 198.031, circa 1974, serial no. 388883xx, circular silvered dial with baton markers, minute track, day/date apertures and sweep centre seconds,
![Omega F300 -TUNING FORK-CD 198.001-gold cap -steel case -by 1970 for £437 for sale from a Private Seller on Chrono24 Omega F300 -TUNING FORK-CD 198.001-gold cap -steel case -by 1970 for £437 for sale from a Private Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/26114520-999c0swssvfzcnwjo01w34b1-ExtraLarge.jpg)
Omega F300 -TUNING FORK-CD 198.001-gold cap -steel case -by 1970 for £437 for sale from a Private Seller on Chrono24
![Omega 1250 F300Hz Constellation Tuning Fork Watch, 1970 (ESA 9162) | Omega, Vintage omega, Gents watches Omega 1250 F300Hz Constellation Tuning Fork Watch, 1970 (ESA 9162) | Omega, Vintage omega, Gents watches](https://i.pinimg.com/736x/85/64/43/856443ffd85c93fbbd8d19f9859a3e6f.jpg)
Omega 1250 F300Hz Constellation Tuning Fork Watch, 1970 (ESA 9162) | Omega, Vintage omega, Gents watches
![Omega Seamaster Chronometer Electronic F300Hz Tuning Fork... for $1,343 for sale from a Seller on Chrono24 Omega Seamaster Chronometer Electronic F300Hz Tuning Fork... for $1,343 for sale from a Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/18350649-fm4var21lozo8luppcpr55ao-ExtraLarge.jpg)