1904 Ring, green enamel, peridot and diamond 1904 Ring, green enamel, peridot and diamond Related Posts:American Modern - Marcus & Co jewelryGerman jewelry designer Karl RothmüllerSonia B design vintage jewelryEarly 20th century Suffragette costume jewelrySigned JG JLRY Jack Gutschneider precious jewelryRussian Jewellery brand Peraskeva