A synthetic sapphire ring and an 18ct gold ring mount.

A late 19th / early 20th century 18ct yellow gold, diamond, and sapphire ring, the mount set with graduted sapphires and diamonds, size R, 4.2 grams.

AN ANTIQUE RUBY AND WHITE SAPPHIRES SEVEN STONE RING, IN 18CT YELLOW GOLD MOUNT. Hallmarked Chester 1911, finger size: P 1/2, weight: 3.1 gram.

An 18ct yellow gold and sapphire ring set with a mixed oval-cut sapphire in a crossover-style mount, with diamond accents to shoulders, size P, 4.42 grams, together with a yellow metal and hematite pe

A VINTAGE SYNTHETIC COLOUR CHANGE SAPPHIRE DRESS RING in yellow gold, set with an emerald cut synthetic colour change sapphire, accented by foliate motifs to the mount, marked indistinctly, size N / 6

An 18k yellow gold ring showcasing a 10.5 x 8.5mm oval shape cabochon synthetic star sapphire in a contemporary style mount. Size 10. 9.1 grams. Condition report: Very good - no issues. Please examine

An 18ct gold synthetic pink sapphire and diamond cluster ring.Estimated total diamond weight 0.20ct.Hallmarks for London.Ring size L. 2.9gms.

Platinum Topped Gold and Gem-Set Ringthe platinum rectangular filigree mount centering on a bezel set old European cut diamond with rose cut diamond melee and with synthetic sapphire accents, testing

A mid 20th century 18ct gold sapphire and diamond five-stone ring. The circular-shape sapphires, with old-cut diamond intervals, to the plain band. One synthetic sapphire replacement. Estimated total

Three diamond and gem-set rings, variously set with sapphire and synthetic ruby.Estimated total diamond weight 0.20ct.One with hallmarks for 18ct gold. One with Israel marks. One stamped 18CT.7.5gms.

An Edwardian sapphire and diamond 18ct gold five stone half hoop ring, the five slightly graduated oval and circular cut sapphires claw mounted with pave set diamond accents, carved mounts, Size N1/2,

18K white gold, diamond and synthetic sapphire, set with 1 round old European cut diamond, further enhanced with 2 synthetic blue triangular cut sapphires in 18K white gold mount, approximate ring siz

Vintage Diamond, Synthetic Sapphire, 18k White Gold Ring. Featuring five old European-cut diamonds weighing a total of approximately 0.50 cttw., accented by two triangular-cut synthetic sapphires, set

Vintage Diamond, Synthetic Sapphire, 14k White Gold Ring. Featuring three old European-cut diamonds weighing a total of approximately 0.30 cttw., accented by two triangular-cut synthetic sapphires, se

14 KT GOLD SYNTHETIC STAR SAPPHIRE CABOCHON GOLD RING TW. 17.1 GR. SIZE 8.25:17.1 grams.

Bezel set, Impressed 14K. 11mm x 14mm. Total weight: 18.4 grams. Ring size: 9. Nice heavy gold setting. Provenance: From the Estate of Prominent Collector, Leon Zielinski, Macomb County, MI

SYNTHETIC SAPPHIRE AND 18KT YELLOW GOLD RING C 1920, SIZE 7.8 Synthetic color change sapphire 1.9 x 1.4mm.. Oval dark purplish red. 10.6 grams. Impressed 18k and 750.

oval faceted synthetic blue sapphire approx. 13 x 11mm, tested sterling silver and 14kt. yellow gold, size 9-1/2, 8.7 grams - Provenance: A Virginia Collector

Synthetic Sapphire, Diamond, 14k White Gold Ring. Featuring one oval-cut synthetic sapphire weighing approximately 5.65 cts., accented by two full-cut diamonds weighing a total of approximately 0.20 c

Synthetic Sapphire, Enamel, 14k Yellow Gold Ring. Centering one oval-cut synthetic sapphire weighing approximately 10.50 cts., accented by black and blue enamel, set in a 14k yellow gold vintage mount

Synthetic Color-Change Sapphire, 14k Yellow Gold Ring. Featuring one oval-cut synthetic color-change sapphire weighing approximately 29.45 cts., set in a 14k yellow gold mounting. {Size: 6 1/2, Gross

Victorian White Gold Synthetic Sapphire Ring10kt white gold filigree setting with large blue synthetic sapphire. Size 5.5From the Estate of Roberta Folonie Schuetz

10K White Gold & Synthetic Sapphire Ring. Interior of band is hallmarked. Ring size 8.

14k Gold synthetic sapphire ringsize 7, 6.2 grams

18ct Gold ring set oval sapphire with diamond set shoulders