An aquamarine single-stone ring. The rectangular-shape

A mid 20th century 14ct gold aquamarine single-stone ring. The rectangular-shape aquamarine, within an openwork gallery, to the tapered shoulders and plain band. Ring size L. Weight 7.9gms.

An emerald single-stone ring. The rectangular-shape emerald, with plain band. Ring size P1/2. Weight 5gms.

A diamond single-stone ring. The rectangular-shape diamond, weighing 4.73cts, to the tapered shoulders and plain band. Accompanied by report number 20022002, dated 11th February 2015, from AnchorCert,

An 18ct gold diamond single-stone ring. The rectangular-shape diamond, to the tapered shoulders and plain band. Estimated total diamond weight 5-5.25cts, K-L colour, P1 clarity. Hallmarks for Birmingh

An 18ct gold diamond single-stone ring. The rectangular-shape diamond, with tapered shoulders. Estimated diamond weight 0.50ct, H-I colour, VS clarity. Hallmarks for Sheffield. Ring size J1/2. Weight

A heliodor and diamond single-stone ring. The rectangular-shape heliodor, with brilliant-cut diamond shoulders. Estimated total diamond weight 0.10ct. Ring size N. Weight 3.7gms.

A platinum diamond single-stone ring. The rectangular-shape diamond, with tapered shoulders. Diamond weight 0.40ct, stamped to band, estimated I-J colour, SI clarity. Hallmarks for London, 2006. Ring

A platinum diamond single-stone ring. The rectangular-shape diamond, to the knife-edge sides and plain band. Diamond weight 0.34ct, stamped to band, estimated K-L colour, P1 clarity. Hallmarks for Bir

A 14ct gold cubic zirconia single-stone ring. The rectangular-shape cubic zirconia, with tapered shoulders. Hallmarks for Edinburgh, 1999. Ring size N. Weight 6.5gms.

A synthetic spinel single-stone ring. The rectangular-shape blue synthetic spinel, with curved and bar shoulders, to the tapered band. Weight 6.8gms.

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

An 18ct gold rectangular-shape diamond single-stone ring.Diamond weight 5.76cts, estimated tinted 'light yellowish brown' colour, SI2-P1 clarity.Hallmarks for London, 2011. Ring size M. 5.1gms.

A selection of jewellery. To include a rectangular-shape citrine single-stone ring, a 9ct gold square-shape amethyst single-stone ring, a late Victorian 9ct gold citrine swivel fob, together with a pu

Three gem-set rings. To include a sapphire and diamond cluster ring, a rectangular-shape amethyst single-stone ring, together with cameo single-stone ring. Two with hallmarks for 9ct gold. Weight 10.2

Two gem-set single-stone rings. To include an oval carnelian cabochon ring, together with a rectangular-shape citrine ring. Weight 7.6gms.

Two gem-set single-stone rings. The first designed as a 9ct gold rectangular-shape smoky quartz with openwork shoulders, the second designed as a rectangular jadeite panel inset to the plain surround.

Vintage ladies' stunning platinum estate ring set to the center with a large rectangular cut aquamarine stone, embellished with a single rectangular cut diamond on each shank. Ring size 6-1/2. Weighs

1) 14K white gold 2 trillion shape aquamarine filigree ring, sz 6, 2) 14K white gold marquise cut very fine aquamarine filigree ring, sz 6.5 and 3) 14K white gold rectangular light blue stone filigree

LARGE AQUAMARINE SINGLE STONE RING, in 18 ct. gold. Set with a large aquamarine of approx. 18.79 ct. Size N. 10 grams.

An 18ct gold aquamarine single-stone ring.Aquamarine calculated weight 9.05cts, based on estimated dimensions of 15.3 by 10.2 by 7.9mms. Hallmarks for Birmingham, 1984. Ring size L1/2. 6.4gms.We offer

Four gem-set dress rings. A 9ct gold opal and ruby cluster ring, a 9ct gold blue paste single-stone ring, an aquamarine single-stone ring, and a sapphire dress ring. Two with hallmarks for 9ct gold. T

An 18ct gold diamond single-stone ring. The rectangular-cut diamond, weighing 1.21cts, to the tapered band. Accompanied by report number 2176913551, dated 26th August 2014, from the Gemological Instit

An emerald and diamond three-stone ring. The rectangular-shape emerald, with trapezium-shape diamond sides, to the plain band. Estimated total diamond weight 0.65ct, I-J colour, SI2-P1 clarity. Ring s

A sapphire and diamond three-stone ring. The rectangular-shape yellow sapphire, with brilliant-cut diamond sides. Estimated total diamond weight 0.35ct, tinted colour, SI2-P2 clarity. Ring size N1/2.