A sapphire and diamond dress ring, designed as a graduated row of sapphires between rows of old cut

AN ANTIQUE SAPPHIRE AND DIAMOND CRESCENT BROOCH in yellow gold, designed as a crescent moon, set with a graduated row of alternating cushion and round cut sapphires and old cut diamonds, no assay mark

An early 20th century gold, sapphire and diamond ring. Designed as a graduated vari-shape sapphire line, with old-cut diamond double spacers and scrolling engraved shoulders. Ring size N. Weight 2.9gm

NO RESERVE - AN ANTIQUE SAPPHIRE AND DIAMOND DRESS RING, 1915 in 18ct yellow gold, set with a trio of graduated round cut blue sapphires accented by old cut diamonds, British hallmarks for Chester, 19

NO RESERVE - AN ANTIQUE SAPPHIRE AND DIAMOND DRESS RING, 1915 in 18ct yellow gold, set with a trio of graduated round cut blue sapphires accented by old cut diamonds, full British hallmarks for Cheste

AN ANTIQUE SAPPHIRE AND DIAMOND DRESS RING, 1913 in 18ct yellow gold, set with a trio of graduated cushion cut blue sapphires punctuated by two old cut diamonds, full British hallmarks for Birmingham

ART DECO SAPPHIRE AND DIAMOND DRESS RING, CIRCA 1930 The central band of calibré-cut sapphires between rows of single and brilliant-cut diamonds, diamonds approx. 0.90ct total, ring size approx.

A SAPPHIRE AND DIAMOND DRESS RING, EARLY 20TH CENTURY in 18ct yellow gold, set with a trio of graduated cushion cut blue sapphires, accented by pairs of old cut diamonds, stamped 18ct, size O / 7.25,

A SAPPHIRE AND DIAMOND DRESS RING in 18ct white gold, set with two rows of pear cut sapphires accented by a border of round brilliant cut diamonds, British hallmarks for 18ct gold, size L / 5.5, 6.4g.

AN ANTIQUE DIAMOND DRESS RING, 19TH CENTURY in 18ct yellow gold, set with two rows of graduated old cut diamonds, the diamonds all totalling 1.3-1.5 carats, stamped 18c, size L / 5.75, 5.8g.

A SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an oval cut sapphire within two concentric rows of round brilliant cut diamonds, each shoulder set with a trio of round brilliant cut diamonds,

Platinum, five rows of invisibly set calibre cut sapphires, bordering two rows of round, graduated diamonds, in a classic dome style, sz 6.5, 17 grams tw

SAPPHIRE AND DIAMOND DRESS RING Set with rows of brilliant-cut diamonds, interspersed with duos of step-cut sapphires, ring size approx. N½ (leading edge)

AN ANTIQUE SAPPHIRE AND DIAMOND RING in yellow gold, set with a row of alternating old cut diamonds and round cut sapphires, no assay marks, size L1/2 / 6, 2.2g. 

14k yellow gold ring, 4mm faceted sapphire surrounded by two rows of twenty-four, 2mm-2.5mm Old Mine-cut diamonds, sz. 5.5, 3.65g.

A SAPPHIRE AND DIAMOND DRESS RING set with a cushion cut blue sapphire of approximately 5.02 carats, accented by rows of round brilliant cut diamonds, with further round brilliant cut diamonds to the

, yellow gold hoop, central rhombus shaped white gold element set with old cut diamonds, a row of tiny sapphires and a central diamond.

AN ANTIQUE SAPPHIRE AND DIAMOND DRESS RING set with a central cushion cut sapphire of 2.86 carats with a double row diamond border with stylised edge. Ring size N / 6.75.

An Edwardian 18ct gold sapphire and diamond ring. The graduated cushion-shape sapphire, with old-cut diamond double spacers, to the scrolling shoulders. Hallmarks for Birmingham, 1909. Ring size M. We

An Edwardian 18ct gold sapphire and diamond dress ring. The cushion-shape sapphire, with old-cut diamond trefoil sides and tapered shoulders. Estimated dimensions of sapphire 6.1 by 5.4 by 3.1mms. Est

AN 18 CARAT GOLD SAPPHIRE AND DIAMOND RING three graduated cushion-cut sapphires spaced by old-cut diamonds, with diamond accents, in a carved setting. Estimated total diamond weight 0.65ct, hallmarke

A sapphire and diamond dress ring. The graduated oval-shape sapphire line, with rose-cut diamond double spacers. Ring size M1/2. Weight 6.9gms.

A LATE 19TH CENTURY SAPPHIRE AND DIAMOND CLUSTER RING three graduated cushion-cut sapphires within borders of old-cut diamonds. Estimated total diamond weight 1.40ct, ring size L1/2, 4.7 grams Good

An 18ct gold sapphire and diamond dress ring. The three slightly graduated circular-shape sapphires, with brilliant-cut diamond double spacers and trefoil terminals. Estimated total diamond weight 0.1

A mid 20th century 9ct gold sapphire and diamond five-stone ring. Designed as three rectangular-shape sapphires, with old-cut diamond spacers, to the replacement band. Estimated total diamond weight 0