An 18ct gold tanzanite three-stone ring. The oval-shape

An 18ct gold tanzanite three-stone ring. The oval-shape tanzanite, with similarly-cut tanzanite sides. Hallmarks for Birmingham, 2005. Ring size N. Weight 3.8gms.

An 18ct gold aquamarine and sapphire three-stone ring. The oval-shape aquamarine, to the circular-shape blue sapphire shoulders and tapered band. Hallmarks for Birmingham, 1991. Ring size K Weight 3.4

A late Victorian 18ct gold diamond and tourmaline three-stone ring. The oval-shape green tourmaline, with old-cut diamond sides and engraved shoulders. Estimated total diamond weight 0.20ct. Hallmarks

An 18ct gold sapphire and diamond three-stone ring. The oval-shape sapphire, with brilliant-cut diamond sides, to the tapered band. Estimated total diamond weight 0.40ct, Hallmarks for London, 1981. R

An 18ct gold sapphire and diamond three-stone ring. The oval-shape sapphire, with brilliant-cut diamond sides, to the tapered band. Estimated total diamond weight 0.30ct, H-I colour, SI clarity. Impor

An 18ct gold sapphire and diamond three-stone ring. The oval-shape sapphire, with single-cut diamond sides, to the marquise-shape shoulders. Hallmarks for Birmingham, partially indistinct. Weight 2.4g

An 18ct gold sapphire and diamond three-stone ring. The slightly graduated oval-shape sapphire line, to the single-cut diamond curved line highlights and tapered band. Hallmarks for Birmingham. Weight

Two early 20th century 18ct gold diamond and sapphire dress rings. To include a graduated oval-shape sapphire three-stone ring with diamond point double spacers, together with an alternating circular-

A selection of three gem-set rings. To include an early 20th century 18ct gold oval-shape aquamarine single-stone ring, an early 20th century 18ct gold amethyst single-stone ring, together with a moon

A TANZANITE AND DIAMOND THREE STONE RING in 18ct white gold, set with an oval cut tanzanite between two round brilliant cut diamonds, British hallmarks, size P / 7.5, 3.2g.

A 9ct gold ruby three-stone ring. The oval-shape ruby line, with diamond accent scrolling spacers and tapered half-band. Hallmarks for Birmingham. Ring size N. Weight 2.1gms. Overall condition good. M

A 14ct gold tanzanite five-stone ring. The oval-shape tanzanite line, within a partial collet setting, with baguette-cut diamond spacers. Estimated total diamond weight 0.15ct. Hallmarks for Sheffield

An 18ct gold diamond three-stone ring. The rectangular-shape diamond, with brilliant-cut diamond shoulders, to the plain band. Total diamond weight 0.52ct, stamped to band. Principal diamond estimated

An 18ct gold sapphire five-stone ring. The oval-shape sapphire shared collet line, with grooved detail and tapered band. Import marks for Sheffield. Ring size M. Weight 4.8gms.

An 18ct gold tanzanite and diamond ring. The oval-shape tanzanite line, interspaced by single-cut diamond lines, to the plain band. Hallmarks for London, 2015. Weight 4.8gms.

An Edwardian 18ct gold opal five-stone ring. The oval-shape opal cabochon graduated line, to the openwork gallery and tapered band. Hallmarks for Chester, 1901, partially indistinct. Weight 2.4gms.

An 18ct gold turquoise and diamond three-stone ring. The oval turquoise cabochon collet, with brilliant-cut diamond sides. Estimated total diamond weight 0.20ct. Hallmarks for London, 1981. Ring size

An 18ct gold opal and diamond three-stone ring. The oval opal cabochon line, with single-cut diamond double spacers, to the scrolling sides and plain band. Hallmarks for London, 1961. Weight 4.9gms.

* An 18ct gold emerald and diamond three-stone ring. The circular-shape emerald, to the brilliant-cut diamond sides and plain band. Total emerald weight 1.42cts. Total diamond weight 0.75ct, estimated

* An 18ct gold ruby and diamond three-stone ring. The circular-shape ruby, with brilliant-cut diamond sides, to the plain band. Estimated total diamond weight 0.70ct, H-J colour, VS clarity. Hallmarks

An 18ct gold emerald and diamond three-stone ring. The rectangular-shape emerald, to the rectangular-shape diamond sides and tapered band. Total diamond weight 0.38ct, stamped to band. Hallmarks for B

An early 20th century 18ct gold opal and diamond three-stone ring. The graduated oval opal cabochon line, with old-cut diamond double spacers. Estimated total diamond weight 0.10ct. Ring size L1/2. We

An 18ct gold ruby and diamond three-stone ring. The circular-shape ruby, with brilliant-cut diamond sides and tapered shoulders. Estimated total diamond weight 0.20ct. Hallmarks for Birmingham, 1989.

An 18ct gold sapphire and diamond three-stone ring. The rectangular-shape pink sapphire, with brilliant-cut diamond sides, to the plain band. Estimated total diamond weight 0.25ct. Hallmarks for Londo