Vintage 925 silver Lapis Lazuli dome ring

Super, super cool ring bought in LA. Not marked Taxco, but this ring is definitely unique. The shape of the dome ring is both minimalist but bold. Details: - Lapis Lazuli stone is approx 1cm wide - marked 925 - high profile shank, which creates such an interesting shape - approx 5mm thick band - heavyweight, wonderful quality to the ring - excellent vintage quality (shows normal wear) - about a size 8