Watch List notes:

Madrid, Spain, gold bust 1/2 escudo, Ferdinand VI, 1747JB, mounted bust-side out in 14K gold ring (size 9-1/2).10.21 grams total.Well-struck XF with both sides visible as prong-mounted inside bezel integrated into a thin-sided (unadorned) ring with peened interior.With photo-certificate. From: World Coins (silver unless otherwise noted)
($200-300)