A 1970s tourmaline, diamond and amethyst dress ring

A 1970s tourmaline, diamond and amethyst dress ring of pierced design, set with various marquise-cut green tourmalines and amethysts and round-cut diamonds, modelled in 18ct gold(Ring size: L/M)

A TANZANITE, PINK TOURMALINE AND DIAMOND DRESS RING set with a cushion shaped tanzanite of 11.28 carats, accented by marquise cut pink tourmalines and round brilliant cut diamonds, no assay marks, siz

A PINK TOURMALINE AND DIAMOND DRESS RING in platinum, set with an oval-shaped fancy cut pink tourmaline of 13.95 carats, the trefoil shoulders and shank accented with round cut diamonds, no assay mark

STEPHEN WEBSTER, A GREEN TOURMALINE AND DIAMOND DRESS RINGThe oval cut green tourmaline within a surround of brilliant cut and baguette cut diamonds, approximately 1.18 carats total, to a shaped shank

A VINTAGE GREEN TOURMALINE AND DIAMOND DRESS RING in 18ct yellow gold, set with a step cut green tourmaline of 2.11 carats, between round brilliant cut diamonds, stamped 18K, size O / 7.25, 3.8g.

ANTIQUE GREEN TOURMALINE AND DIAMOND DRESS RING, set with a central green tourmaline of approx. 0.76 ct. flanked with s diamond on each side. The head and shoulders of part openwork scrolling design.

An 18ct gold tourmaline and diamond dress ring. The rectangular-shape green tourmaline, with brilliant-cut diamond line sides. Hallmarks for London, 1979. Ring size F1/2. Weight 3.5gms. Overall condit

A PINK TOURMALINE AND DIAMOND DRESS RING in 9ct yellow gold, set with a central faceted red stone with two round cut diamonds to the trifurcated band, British hallmarks, size O / 7, 3.63g.

A PAIR OF TOURMALINE AND AMETHYST DRESS RINGS in 18ct yellow gold, each set with a row of five step cut amethysts and tourmalines, stamped 750, size O / 7, 9.1g.

Metal : 18k Gold Designer : Bvlgari Gemstone : Tourmaline, Diamond, Amethyst Measurements : Ring size 52, 5mm wide Marked: : Bvlgari, Au750, 53, 2337AL, made in Italy, Serial #. We

Four diamond and gem-set dress rings. To include a 9ct gold diamond cluster ring, a 9ct gold diamond and amethyst dress ring, together with two further rings. One AF. Estimated total diamond weight 1.

A 1970s 9ct gold amethyst dress ring. The oval amethyst cabochon, to the openwork gallery and plain band. Hallmarks for London, 1971. Weight 6.9gms.

Ladies 9K Gold, Amethyst & Diamond dress ring, stamped 375 . Central pear-shaped Amethyst with 14 brilliant-cut diamonds in swirl cross-over pattern, size Q from Angus & Coote in original box, RRP $1,

Ladies 9K Gold, Amethyst & Diamond dress ring, stamped 375 . Central square 7mm cushion cut Amethyst with six brilliant-cut tapered shoulder diamonds, size R from Prouds in original box, RRP $500 and

AN ANTIQUE PERIDOT, DIAMOND AND AMETHYST SUFFRAGETTE DRESS RING, 1907 in 18ct yellow gold, set with a trio of round and oval cut amethyst and peridot, punctuated by round cut diamonds, representing th

METAL: 18k Gold. GEMSTONES: Amethyst, Green tourmaline, Diamonds approx. 0.30ctw. MEASUREMENTS: Ring size 6.25, top is 17mm x 19mm wide. MARKED: 18k. WEIGHT: 19.4 grams.Gemstones have not been graded

A tourmaline, diamond and tsavorite garnet dress ring. The rectangular-shape tourmaline, to the brilliant-cut diamond and circular-shape tsavorite garnet openwork gallery and tapered band. Estimated t

14K WHITE GOLD TOURMALINE AMETHYST DIAMOND RING 14k white gold ring with oval pink tourmaline center, approximately 6 x 4.10 mm. Tourmaline surrounded by diamond halo leading to diamonds and amethysts

AMETHYST AND DIAMOND DRESS RING Set with an oval-cut amethyst, between baguette-cut diamond shoulders, ring size approx. L

AN AMETHYST AND DIAMOND DRESS RING in yellow gold and white gold, set with an oval cut amethyst between stepped shoulders set with round cut diamonds, no assay marks, size N1/2 / 7, 4.0g.

An amethyst and diamond dress ring. The oval-shape amethyst, with brilliant-cut diamond halo surround and openwork shoulders. Estimated dimensions of amethyst 7.7 by 5.8 by 4mms. Estimated total diamo

NO RESERVE - AN AMETHYST AND DIAMOND DRESS RING in platinum, set with an oval cut amethyst accented by four round brilliant cut diamonds, stamped PT900, size L1/2 / 6, 4.7g.

A 9ct gold amethyst and diamond dress ring. The pear-shape amethyst, with single-cut diamond sides. Hallmarks for Birmingham. Ring size N1/2. Weight 3.2gms.

An 18ct gold amethyst and brilliant-cut diamond dress ring.Amethyst weight 5.31cts. Total diamond weight 0.35ct, estimated H-I colour, VS-SI clarity. Hallmarks for Birmingham. Ring size O. 6.6gms.We o