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.
The pins stem is stamped 14k. The Opal has a great green tinge. Overall weight approx 1.7 grams (excluding clip-on) and is 64mm high. In very nice condition.