A sapphire and diamond half-circle eternity ring.

Two gold sapphire and diamond half-circle eternity rings. Each designed as an alternating sapphire and diamond line ring. One with hallmarks for 18ct gold, one with hallmarks for 9ct gold. Total weigh

A diamond half-circle eternity ring. The brilliant-cut diamond line, within a channel-setting, to the plain band. Estimated total diamond weight 0.70ct. Ring size I. Weight 4.6gms.

An 18ct gold diamond half-circle eternity ring. Comprising a series of alternating baguette and brilliant-cut diamond bars, to the plain half-band. Estimated total diamond weight 0.50ct. Hallmarks for

An 18ct gold diamond half-circle eternity ring. The brilliant-cut diamond line, with tapered half-band. Estimated total diamond weight 0.30ct. Hallmarks for Birmingham. Ring size N. Weight 3.3gms. Ove

A diamond half-circle eternity ring. The brilliant-cut diamond line, to the plain half-band. Estimated total diamond weight 0.50ct. Weight 3.2gms.

A platinum diamond half-circle eternity ring. The brilliant-cut diamond line, to the plain half-band. Total diamond weight 0.33ct, stamped to band. Hallmarks for Edinburgh. Ring size J 1/2. Weight 3.8

A diamond half-circle eternity ring. The baguette-cut diamond line, within a channel setting, to the tapered band. Estimated total diamond weight 0.65ct. Ring size K. Weight 4gms.

An 18ct gold diamond half-circle eternity ring. The brilliant-cut diamond line, inset to the tapered band. Total diamond weight 0.33ct, stamped to band. Hallmarks for London. Weight 1.7gms.

An 18ct gold diamond half-circle eternity ring. The brilliant-cut diamond line, with mille-grain surround, inset to the tapered band. Diamond weight 0.12ct, stamped to band. Hallmarks partially indist

A 14ct gold diamond half-circle eternity ring. The brilliant-cut diamond line, to the tapered half-band. Estimated total diamond weight 0.25cts. Hallmarks for Sheffield. Ring size O 1/2. Weight 3.2gms

A diamond half-circle eternity ring. Designed as a brilliant-cut diamond line, within a channel setting. Total diamond weight 0.25ct, stamped to band. Ring size N1/2. Weight 2gms.

A mid 20th century platinum diamond half-circle eternity ring. Designed as a series of ten brilliant-cut diamonds, to the engraved half-band. Estimated total diamond weight 0.70ct. Ring size M1/2. Wei

Five gem-set rings. To include a 9ct gold tanzanite and diamond cluster ring, a 9ct gold emerald and diamond cluster ring, a diamond half-circle eternity ring, together with two further rings. Four wi

A 9ct gold diamond half-circle eternity ring. The alternating square-shape and single-cut diamond bars, to the tapered half-band. Estimated total diamond weight 0.65ct. Hallmarks for Sheffield. Weight

Five ring mounts. To include a 9ct gold sapphire half-circle eternity ring, two single-stone ring mounts, a 9ct gold cluster ring mount, and a 9ct gold cubic zirconia three-stone ring mount. Four with

A selection of three 9ct gold diamond half-circle eternity rings. The tri-colour trio of rings, each designed as a single-cut diamond line, channel set to the square band. Estimated total diamond weig

A sapphire and diamond half eternity ring. The alternating circular-shape sapphire and brilliant-cut diamond line, with baguette-cut diamond spacers. Estimated total diamond weight 1ct. Ring size R1/2

Five 9ct gold diamond and gem-set rings. To include two sapphire and diamond cluster rings, a sapphire and diamond half eternity ring, with two further rings. Estimated total diamond weight 0.25ct. Ha

Four diamond and gem-set rings. To include a 9ct gold sapphire and diamond half eternity ring, a 9ct gold opal and diamond dress ring, together with two further rings. One AF. Estimated total diamond

An 18ct gold diamond and sapphire half eternity ring. Designed as an alternate brilliant-cut diamond and circular-shape sapphire line, with slightly tapered band. Estimated total diamond weight 0.15ct

18ct Yellow gold flower head ring set with blue stone and diamond chips together with a yellow gold diamond and sapphire half eternity ring

Three 18ct gold diamond and sapphire rings. To include a sapphire and diamond stepped cluster ring, a sapphire and diamond floral cluster ring, together with a diamond half eternity ring. Estimated to

Three 9ct gold diamond and gem-set rings. To include a single-cut diamond half eternity ring, a single-cut diamond dress ring, together with a sapphire and diamond cluster ring. Estimated total diamon

Matched pair of rings featuring channel set sapphires (approx.25ctw each) spaced with diamonds set in 10k white gold. Ring size 6.5; total weight 4.2 grams Provenance: A Helotes, Texas collection