A group of 19th and early 20th century jewellery and fittings

A group of 19th and early 20th century jewellery and fittings
Including: a diamond and enamel serpent slide; a seed pearl and garnet necklace (detached); an early 19th century gold hand clasp fitting; a carved coral corallium rubrum cameo depicting the medusa; a half-pearl and sapphire brooch of scroll design; a coral corallium rubrum bead necklace; and various jewellery fittings and oddments