A cut-corner rectangular-shape diamond single-stone

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.

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 sapphire and diamond cluster ring. The oval-shape sapphire, to the single-cut and rectangular-shape diamond sides, with single-cut diamond border. Estimated total diamond weight 0.30ct. Weight 2.6gm

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 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

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

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

No Reserve Price!   Grading Results:___________Stone Type: Natural DiamondShape: Single CutCarat: 45 Pcs / 0.09 ctColor: G-IClarity: VS1-VS2   Jewelry Material: 14k Rose Gold

A ruby and diamond dress ring. The single-cut diamond panels, with rectangular-shape ruby collet spacers, to the tapered shoulders. Estimated total diamond weight 0.20ct. Weight 3gms.

Center bezel set with one cut-corner rectangular step cut emerald, approximately 2.51 carats, embellished with 32 Old European and single cut round diamonds [G-I/SI], total weight 1.04 carats; measure

A diamond single-stone ring. The brilliant-cut diamond, with square-shape diamond line sides, to the angular shoulders. Principal diamond estimated weight 0.25ct, H-I colour, VS clarity. Ring size M.

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 diamond single-stone ring. The square-shape diamond, between brilliant-cut diamond tapered line sides. Principal diamond estimated weight 0.20ct, H-I colour, SI2-P1 clarity. Hallmarks for

Two gem-set dress rings. To include a pearl and colourless paste three-stone ring, together with a rectangular-shape emerald and brilliant-cut diamond three-stone ring. Weight 3.4gms. Pearl untested.

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

A selection of three diamond dress rings. To include a graduated circular-cut diamond collet three-stone crossover ring, a marquise-shape single-cut diamond cluster ring, together with an old-cut diam

An 18ct gold diamond single-stone ring. The brilliant-cut diamond, with square-shape surround and tapered shoulders. Estimated diamond weight 0.25ct, H-I colour, SI2-P1 clarity. Hallmarks for Birmingh

A SINGLE STONE DIAMOND RINGThe step cut diamond with canted corners weighing 3.11 carats, in a four claw setting, set above two baguette cut diamond set shoulders, the shank stamped 18ctSize/dimension

A SINGLE STONE DIAMOND RING LONDON 1982The step cut diamond with canted corners weighing 5.99 carats, in four claw settings, AJR Studio Ltd maker's mark and later signed BoucheronSize/dimensions: fing

A gem-set ring and earrings. The ring designed as a rectangular-shape sapphire within a single-cut diamond surround, the earrings each designed as a pear-shape sapphire with colourless gem surround an

An 18ct gold diamond single-stone ring and a loose diamond. To include a brilliant-cut diamond single-stone ring, together with a loose square-shape diamond. Estimated total diamond weight 0.55ct, J-K