Weighs approx 1.4 gram and measures 5.8cms high. face is 13mm in diameter. The rear of the pin is very crudely stamped 14K. Needs a good clean.
Not stamped but acid tested as 14k gold. Weighs approx 1.2 grams & is 6.7cms high. Nice condition, the solid half White Opal has nice flashes of fire / red. The pins stem is gold plated, not gold.