20th Century London Cartier 18ct gold and diamond box

AN ART DECO RUBY, EMERALD, SAPPHIRE AND DIAMOND PIN BROOCH, EARLY 20TH CENTURY, POSSIBLY BY CARTIER in 18ct white gold, the pin terminated by concentric circular motifs articulated to rotate within on

A mid 20th century 18ct gold diamond dress ring. Of oval outline, the single-cut diamond star, within a similarly-cut diamond surround. Estimated total diamond weight 0.10ct. Hallmarks for London, 196

An early 20th century 18ct gold diamond three-stone ring. The circular-cut diamond, with similarly-cut diamond sides, to the scrolling gallery and shoulders. Estimated total diamond weight 1.15cts, H-

An early 20th century 18ct gold diamond ring. The old-cut diamond crossover terminals, to similarly-cut diamond scrolling foliate asymmetric sides and grooved band. Principal diamonds estimated total

A mid 20th century 18ct gold diamond cluster ring. The old-cut diamond, within a single-cut diamond surround, to the plain band. Principal diamond estimated weight 0.75ct, tinted colour, SI clarity. R

A mid 20th century 18ct gold diamond cluster ring. The old-cut diamond cluster, to the tapered shoulders and plain band. Estimated total diamond weight 1ct. Principal diamond estimated I-J colour, SI

An early 20th century 18ct gold diamond dress ring. The old-cut diamond quatrefoil, with rose-cut diamond centre and sides. Estimated total old-cut diamond weight 0.70ct, I-J colour, SI clarity. Ring

An early 20th century 18ct gold diamond floral cluster ring. The old-cut diamond floral cluster, to the plain band. Estimated total diamond weight 0.45ct. Ring size I. Weight 2.4gms.

An early 20th century 18ct gold diamond ring. The old-cut diamond, with openwork gallery and shoulders. Estimated diamond weight 0.65ct, H-I colour, VS2-SI1 clarity. Ring size M. Weight 5.3gms.

An early 20th century 18ct gold diamond snake ring.Estimated total diamond weight 0.30ct, H-I colour, SI2-P2 clarity.Hallmarks for Birmingham, 1915.Ring size V. 8.7gms.

A mid 20th century 18ct gold diamond cluster ring. The old-cut diamond, within a single-cut diamond scalloped surround. Estimated total diamond weight 0.40ct, principal diamond estimated I-J colour, S

A mid 20th century 18ct gold diamond five-stone ring. The old-cut diamond, within an illusion setting, to the similarly-cut diamond sides, old-cut diamond shoulders and tapered band. Estimated total d

An early 20th century 18ct gold diamond set signet ring, rectangular head with a star set old cut diamond, estimated approximate weight 0.04ct, head dimensions 9.6 x 8.5mm, tapering engraved shoulders

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-

An early 20th century 18ct gold diamond cluster ring. The old-cut diamond collet, within a similarly-cut diamond and curved bar halo, to the old-cut diamond sides. Estimated total diamond weight 0.50c

A mid 20th century 18ct gold diamond single-stone ring. The brilliant-cut diamond, with rose-cut diamond sides. Estimated brilliant-cut diamond weight 0.50ct, I-J colour, P1 clarity. Ring size R. Weig

An early 20th century 18ct gold diamond single-stone ring. The old-cut diamond, with scalloped mount and tapered shoulders. Estimated diamond weight 0.50ct, L-tinted colour, P1 clarity. Hallmarks for

A mid 20th century 18ct gold diamond three-stone ring. The graduated circular-cut diamond diagonal line, to the diamond point asymmetric shoulders. Estimated total diamond weight 0.30ct, I-J colour, S

An early 20th century 18ct gold diamond ring and a 9ct gold emerald and diamond ring. The first designed as three old-cut diamonds inset to a tapered band, the second designed as a marquise-shape emer

Two late 19th and mid 20th century 18ct gold diamond and gem rings. To include a late 19th century graduated opal cabochon three-stone ring with diamond point double spacers, together with a similarly

An early 20th century 18ct gold diamond and split pearl crescent brooch. Designed as a graduated split pearl crescent, with old-cut diamond and split pearl stylised wreath detail. Estimated total diam

A mid 20th century 18ct gold diamond five-stone ring. The graduated circular-cut diamond line, with diamond point spacers and scrolling gallery. Estimated total diamond weight 0.50ct, principal diamon

An early 20th century 18ct gold diamond and ruby five-stone ring. The graduated circular-shape ruby and single-cut diamond line, with textured shoulders. Hallmarks for Chester, 1919. Ring size Q. Weig

An early 20th century 18ct gold diamond and opal dress ring. The oval-shape opal cabochon line, with old-cut diamond spacers. Hallmarks for Birmingham, 1916. Ring size N1/2. Weight 3.5gms. Overall con