These earrings are crafted in solid 14k yellow gold with genuine Colombian emerald Photo 4 shows stamp on back. Stamp on post is faded Keep in mind, some photos are zoomed BUT Good news is, i show size comparison photo’s 2-6 show caliper and coin . View these :) This has Been professionally tested No paperwork, guaranteed to be as described Perfect for every day wear Two day ship Gift box included for free( always!!) I have a ton of 10k, 14k, , Kay jewelers , zales , vintage , , white gold. Rose gold, yellow gold , gemstones , wedding rings Art Deco fine jewelry,engagement/wedding ring . Solid gold diamonds , opals,Ruby’s,emerald,gemstones list Gift box included