An 18K gold Henri Martin ring with a pink tourmaline

Amethysts, green stones, and round brilliant-cut diamonds with a total weight of approximately 1.20 cts, dimensions of tourmaline approximately 8.7 X 11.4 X 4.5 mm, width approximately 4 - 16 mm, size approximately 17, total weight 13 g. With worn French hallmarks. Signed H.MARTIN.