NO RESERVE - AN OPAL RING in 9ct yellow gold, set with a cabochon opal, full British hallmarks for

NO RESERVE - AN OPAL FIVE STONE RING, 1923 in 18ct yellow gold, set with a row of five graduated cabochon opals, full British hallmarks for Chester 1923, size V1/2 / 11, 3.4g.

AN OPAL AND DIAMOND RING in 9ct yellow gold, set with an oval cabochon opal and old cut diamond of approximately 0.27 carats, full British hallmarks for 9ct gold Birmingham 1988, size N / 7, 5.8g.

AN OPAL AND EMERALD RING in 9ct yellow gold, set with an oval cabochon opal triplet in a border of round cut emeralds, full British hallmarks for 9ct gold, size N / 7, 3.6g.

A VINTAGE BLACK OPAL DRESS RING in yellow gold, set with a round cabochon opal, full British hallmarks for London 1974, size O / 7.25, 5.5g. 

NO RESERVE - AN ANTIQUE TURQUOISE RING in 9ct yellow gold, set with a cabochon turquoise, full British hallmarks for Chester 1910, size N / 6.5, 1.8g.

AN ANTIQUE GARNET AND OPAL RING in 15ct yellow gold, set with a cushion cut garnet between two cabochon opals, full British hallmarks for Birmingham 1921, size P / 7.75, 2.5g, together with an antique

AN ANTIQUE EDWARDIAN OPAL AND DIAMOND RING in 18ct yellow gold, set with three cabochon opals punctuated by pairs of old cut diamonds, full British hallmarks for Chester 1904, size R1/2 / 8.75, 4.0g.&

A BLACK OPAL DOUBLET DRESS RING in 9ct yellow gold, the ring set a black opal doublet to a stylised yellow gold band, full British hallmarks, size Q / 8.25, 3.7g. 

AN OPAL, ENAMEL, AND DIAMOND RING in 9ct gold, set with a round cabochon opal in a border of black enamel, accented by round brilliant cut diamonds, full British hallmarks, stamped 375, size O / 7, 2.

A FIRE OPAL AND DIAMOND RING in 9ct yellow gold, set with an oval cut fire opal, accented by round brilliant cut diamonds, full British hallmarks for 9ct gold, size P / 7, 3.2g.

AN ANTIQUE VICTORIAN OPAL AND DIAMOND RING, 1897 in 18ct yellow gold, set with three graduated cabochon opals punctuated by pairs of old cut diamonds, full British hallmarks for Birmingham 1897, size

AN ANTIQUE VICTORIAN OPAL AND DIAMOND RING, 1897 in 18ct yellow gold, set with three graduated cabochon opals punctuated by pairs of old cut diamonds, full British hallmarks for Birmingham 1897, size

AN ANTIQUE OPAL AND DIAMOND DRESS RING in 18ct yellow gold, set with a trio of graduated oval cabochon opals, accented by pairs of old European brilliant cut diamonds, full British hallmarks (partly o

A GARNET RING in 9ct yellow gold, set with three cabochon garnets, full British hallmarks, size N / 6.5, 2.3g.

ANTIQUE OPAL RING in 18ct yellow gold, set with five graduated cabochon opals, British Hallmarks for 18ct yellow gold, size O / 7, 3.2g.

NO RESERVE - A VINTAGE AMETHYST RING in 9ct yellow gold, set with an oval cut amethyst, full British hallmarks for Birmingham 1989, size L1/2 / 6, 3.3g.

A TURQUOISE AND DIAMOND RING in 9ct yellow gold, set with a round cabochon turquoise in a border of round brilliant cut diamonds, full British hallmarks for 9ct gold, size O / 7, 2.3g.

AN ANTIQUE OPAL AND DIAMOND RING in yellow gold, set with three cabochon opals punctuated by pairs of old cut diamonds, partial British hallmarks, size R1/2 / 9, 3.8g.

AN ANTIQUE OPAL AND DIAMOND RING, 19TH CENTURY in 18ct yellow gold, set with two cabochon opals and old cut diamonds, British hallmarks for Chester, 1898, size O / 7, 2.8g.

AN ANTIQUE VICTORIAN FIVE STONE OPAL RING, 1881 in 18ct yellow gold, the opals set to a carved scroll gallery, full British hallmarks for Birmingham 1881, size M1/2 / 6.25, 4.3g.

AN ANTIQUE OPAL AND DIAMOND RING in 18ct yellow gold, set with three cabochon opals punctuated by pairs of old cut diamonds, inscribed JJ - H.B MCK 28/12/20, partial British hallmarks, size M / 6.25,

NO RESERVE - A PAIR OF ANTIQUE GARNET DROP EARRINGS in 9ct yellow gold, each set with a cabochon garnet within a twisted border, full British hallmarks, 5.0cm, 6.9g.

NO RESERVE - AN ANTIQUE DIAMOND SNAKE RING in 9ct yellow gold, designed as a coiled snake, the head set with rose cut diamonds, full British hallmarks, size R / 8.5, 5.0g.

NO RESERVE - A BLUE TOPAZ AND DIAMOND RING in 9ct yellow gold, the rectangular face set with a step cut blue topaz, accented by round cut diamonds, full British hallmarks for 9ct gold, size P / 7.5, 2