The Collection of Jean Louis Chameroy, Offered Without Reserve - 24 Oct 2023
A lapis lazuli and diamond ring, France, 20th century
A lapis lazuli and diamond ring, France, 20th century, collet-set with brilliant-cut diamonds between two bands of polished lapis lazuli, mounted in gold, size U1/2, French assay mark for 18ct gold, French maker's mark PM with scales