An Omega 15 jewel pocket watch, the white enamel dial with subsidiary seconds and Arabic numerals and white metal case, two further Omega pocket watches and a Zenith Grand Prix Paris 1900 example (4)
An Omega 15 jewel pocket watch, the white enamel dial with subsidiary seconds and Arabic numerals and white metal case, two further Omega pocket watches and a Zenith Grand Prix Paris 1900 example (4).