A tanzanite and brilliant-cut diamond ring.Tanzanite calculated weight 3cts, based on estimated

A tanzanite, baguette and brilliant-cut diamond geometric dress ring,Tanzanite calculated weight 2.31cts, based on estimated dimensions of 8.8 by 7.1 by 4.1mms.Estimated total diamond weight 0.35ct.St

A sapphire and brilliant-cut diamond cluster ring.Sapphire calculated weight 1.58cts, based on estimated dimensions of 7.8 by 5.9 by 4.1mms.Estimated total diamond weight 0.50ct, H-J colour, SI1-P1 cl

A pair of ruby and brilliant-cut diamond cluster earrings.Rubies are glass-filled.Rubies calculated weight 1.82cts, based on estimated dimensions of one stone 6.8 by 5.2 by 3.2mms. Estimated total dia

A graduated brilliant-cut diamond necklace.Total diamond weight 3cts, stamped to metal, estimated H-I colour, SI1-P1 clarity. Stamped 950.Length 40.5cms. 39gms.

A yellow sapphire and old-cut diamond cluster ring. Sapphire calculated weight 20.06cts, based on estimated dimension of 17.35 by 13.5 by 10.2mms.Estimated total diamond weight 1.50cts, G-H colour, pr

A mid 20th century silver sapphire cabochon and old-cut diamond floral brooch.Sapphire calculated weight 12.42cts, based on estimated dimensions of 12.6 by 11 by 8.3mms.Estimated total diamond weight

An early 20th century platinum and 9ct gold blue zircon and single-cut diamond cluster ring.Zircon calculated weight 1.96cts, based on estimated dimensions of 6.85 by 4.5mms.Estimated total diamond we

A late Victorian silver and 18ct gold, ruby and rose-cut diamond snake stickpin. Ruby calculated weight 0.36ct, based on estimated dimensions of 4 by 3.5 by 2.8mms. French assay mark, partially indist

A 1970s 18ct gold sapphire and single-cut diamond cluster ring. Sapphire calculated weight 0.95ct, based on estimated dimensions of 7.2 by 5.2 by 3mms.Estimated total diamond weight 0.35ct.Hallmarks f

A ruby, pearl and rose-cut diamond bow brooch. Principal ruby calculated weight 0.43ct, based on estimated dimensions of 4.8 by 4.7 by 2.4mms. Length 5.8cms. Pearls untested.

Brilliant Cut Tanzanite and Diamond 14ct White Gold Ring: Tanzanite carat weight 1.35ct. Stone measures 7.1mm. Colour grade AA+. Stamped 14K and hallmarked Birmingham 585. There is a glistening halo o

A tanzanite and diamond bracelet. Designed as a series oval-shape tanzanites, with brilliant-cut diamond accent spacers. Estimated total diamond weight 0.40ct. Length 18cms. Weight 16.8gms.

A mid to late 19th century silver and gold Thai/Cambodian ruby and old-cut diamond brooch.Verbal from GCS, stating Thailand/Cambodia, no heat.Central ruby calculated weight 0.96ct, based on estimated

An 18ct gold diamond bracelet. Designed as a series of brilliant-cut diamond quatrefoils, to the partially concealed clasp. Total diamond weight 3cts, stamped to clasp, estimated K-tinted colour, SI2-

A tanzanite and diamond pendant. The oval-shape tanzanite, with brilliant-cut diamond surround and surmount. Estimated total diamond weight 0.30ct. Length 2.7cms. Weight 4.5gms.

An 18ct gold diamond cluster ring. Of floral design, the brilliant-cut diamond cluster, to the tapered shoulders. Estimated total diamond weight 3cts, I-J colour, SI2-P2 clarity. Hallmarks for London,

A cultured pearl and diamond flower ring. The grey cultured pearl, measuring 12.8mms, within a pave-set brilliant-cut diamond petal surround, to the tapered band. Estimated total diamond weight 3cts.

A cultured pearl and diamond flower ring. The grey cultured pearl, measuring 12.8mms, within a pave-set brilliant-cut diamond petal surround, to the tapered band. Estimated total diamond weight 3cts.

A tanzanite and diamond cluster ring. The marquise-shape tanzanite, with brilliant-cut diamond surround. Estimated dimensions of tanzanite 13 by 6 by 4.2mms. Estimated total diamond weight 0.65ct. Rin

A 9ct gold diamond cluster ring. The brilliant-cut diamond panel, to the angled sides and tapered band. Estimated total diamond weight 3cts. Hallmarks for 9ct gold, partially indistinct. Weight 7.5gms

A tanzanite and diamond dress ring. The oval-shape tanzanite, within a brilliant-cut diamond floral openwork surround, to the plain band. Estimated total diamond weight 0.20ct. Ring size N. Weight 3.9

Ladies 18K yellow gold ring containing (1) 8x8mm trillion cut tanzanite with a medium dark hue along with (14) round brilliant cut diamonds with and estimated combined weight of 1/5ctw graded as G to

A diamond and tanzanite chevron ring. The alternating brilliant-cut diamond and square-shape tanzanite chevron line, to the angular band. Estimated total diamond weight 0.30ct. Weight 3.3gms.

Lady's 14kt white gold ring containing a cushion cut natural tanzanite, medium dark, slightly grayish, bluish violet color, estimated carat weight 3.58Ct surround by a halo of round brilliant cut diam