Sold2019A mid 20th century 18ct gold and platinum ruby andA mid 20th century 18ct gold and platinum ruby and diamond cluster ring. The circular-shape ruby, with single-cut diamond surround and tapered shoulders. Estimated total diamond weight 0.15ct. StampedSee Sold Price
Sold2021Mid Century 18k Gold Platinum Diamond RingMETAL: 18k gold and platinum. GEMSTONES: Diamonds approx. 1.80-2.00ctw. Synthetic rubies. MEASUREMENTS: Ring size 6 1/2, ring top is 12.6mm wide. TESTED: Plat/ 18k. WEIGHT: 4.3 grams.Gemstones have noSee Sold Price
Sold2020Mid Century Ruby Emerald Sapphire Diamond Gold PlatinumPair of 18k gold and platinum Mid Century flower earrings, set wtih approx. 2.60ctw in FG/VS-SI1 diamonds, ruby, emerald and sapphire gemstones. Earrings are 25mm x 25mm. Weight is 18.2 grams. MarkedSee Sold Price
Sold2016Mid Century Platinum Diamond Ring MountingMETAL: platinum. GEMSTONES: diamonds-approx.1.50ctw. MEASUREMENTS: ring size 5.25. Ring top is 21mm in diameter. Ring center will fit approx. 6.7mm round stone. TESTED: platinum. WEIGHT: 9.7 grams. GeSee Sold Price
Sold2021Mid Century Platinum Diamond Ring MountingMETAL: Platinum. GEMSTONES: Two baguette diamonds (one damaged/chipped). Center of the ring fit approx. 11mm x 10mm stone. MEASUREMENTS: Ring size 5 3/4, ring top is 11.5mm wide. TESTED: Plat. WEIGHT:See Sold Price
Sold2020Mid Century Platinum Diamond RingMETAL: Platinum. GEMSTONES: Center diamond approx. 1.00-1.10ct (imperfect) , surrounding diamonds approx. 0.47ctw. MEASUREMENTS: Ring size 5 1/2, ring top 16mm wide. MARKED: 10%Irid Plat. WEIGHT: 8.8See Sold Price
Sold2018Mid Century Platinum Diamond RingMETAL: Platinum. MEASUREMENTS: Ring size - 7.5, ring top - 13mm x 20mm. GEMSTONES: Diamonds approx. 1.40ctw. MARKED: 10% irid. plat. WEIGHT: 5.5 grams.Gemstones have not been graded for color and clarSee Sold Price
Sold2024Mid Century Platinum Diamond Ring MountingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.50ctw. MEASUREMENTS: Ring size 3 3/4, center will fit approx. 10mm in diameter stone. TESTED: Plat. WEIGHT: 5.9 grams.Gemstones have not been graded forSee Sold Price
Sold2024Mid Century Platinum Diamond RingMETAL: Platinum. GEMSTONES: Diamonds approx. 1.00ctw. MEASUREMENTS: Ring size 8, top is 11.5mm. TESTED: Plat. WEIGHT: 7.4 grams.Gemstones have not been graded for color and clarity, and tested for claSee Sold Price
Sold2016Mid Century 14K Gold Ruby Diamond Buckle RingFlexible buckle ring is crafted in 14K gold. Buckle is decorated with rubies and approx. 0.16ctw of diamonds. Ring size is adjustable up to size 7, measures 8.2mm wide. Tested 14K. Weight - 5.4 grams.See Sold Price
Sold2018Mid Century Platinum Diamond RingMETAL: platinum. GEMSTONES: diamonds-approx. 0.80ctw. MEASUREMENTS: ring size 6.5. Ring top is 10mm at widest point. MARKED: 10% Irid Pt. WEIGHT: 6.2 grams.Gemstones have not been graded for color andSee Sold Price
Sold2022Mid Century Platinum Diamond Ring MountingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.65ctw. Center of the ring will keep approx. 9mm in diameter stone. Prongs are missing. MEASUREMENTS: Ring size 5 1/2, ring top is 14mm wide. TESTED: PlatSee Sold Price
Sold2016Mid Century Platinum Diamond Ring MountingMETAL: platinum. GEMSTONES: baguette cut diamonds - approx. 0.15-0.20ct each. MEASUREMENTS: ring size 4.75, ring center will fit to 10-10.5mm stone. MARKED: hand made, tested platinum. WEIGHT: 4.9 graSee Sold Price
Sold2021Mid Century Platinum Diamond Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size - 4.5, ring top - 16mm wide. Center will fit approx. 8.8mm stone. Shank is bent. GEMSTONES: Diamonds in the setting. MARKED: Engraved initials " A to M&quSee Sold Price
Sold2016Mid Century Platinum Diamond Ring MountingRing mounting will fit approx. 9mm round stone. Ring size 4.5. Tested platinum. Inside shank engraved "Claude, 31-5-54". Weight - 4.3 grams. Gemstones have not been graded for color and clarSee Sold Price
Sold2018Mid Century Platinum Diamond Ring MountingMETAL: platinum. GEMSTONES: diamonds. MEASUREMENTS: ring size 6.5. Ring center will keep approx. 8mm stone. TESTED: platinum. WEIGHT: 5.6 grams.Gemstones have not been graded for color and clarity ,anSee Sold Price
Sold2022Midcentury Platinum Diamond RingMETAL: Platinum. MEASUREMENTS: Ring size 10, ring top is 21mm x 18mm. GEMSTONES: Diamonds approx. 2.00-2.20ctw (one larger stone is chipped). TESTED: Plat. WEIGHT: 4.9 grams.Gemstones have not been grSee Sold Price
Sold2022Midcentury Platinum Diamond Ring SettingMetal : Platinum Designer : Not Signed Gemstone : Diamonds approx. 0.80ctw Measurements : Ring size 6, top is 12.5mm wide, Center will fit approx. 7.8mm stone Marked: : 10% irid. plat <See Sold Price
Sold2023Midcentury Platinum Diamond RingMETAL: Platinum. GEMSTONES: Diamonds approx. 1.00-1.15ctw. MEASUREMENTS: Ring size 6 3/4, top is 15.9mm. MARKED: 10%Irid Plat (partially polished off). WEIGHT: 5.5 grams.Gemstones have not been gradedSee Sold Price
Sold2022Midcentury Platinum Diamond Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size 10.5, ring top is 15mm wide, center will fit approx. 7.3mm stone. GEMSTONES: Diamonds approx. 0.65ctw. TESTED: Plat. WEIGHT: 7.2 grams.Gemstones have not beenSee Sold Price
Sold2022Midcentury Platinum Diamond Ring SettingMETAL: Platinum. MEASUREMENTS: Ring size 5, top is 17mm wide. Center will fit approx. 7.7 x 7.7mm stone. GEMSTONES: Diamonds approx. 55 stones total. TESTED: Plat. WEIGHT: 8.9 grams.Gemstones have notSee Sold Price
Sold2021A GIA Certified Mid-Century Type A Jadeite CabochonA GIA Certified Mid-Century Jadeite Jade Cabochon Diamond Platinum Ring from the 1950’s-1960’s. The Jadeite Cabochon is bright green in tone and is natural and free of any treatment gradSee Sold Price
Sold2020Mid Century Platinum Diamond Opal RingBlack opal surrounded by baguette and brilliant cut diamonds in a floral motif. Opal 6.24 carats, diamonds 1.79 ctw. Ring measures 7/8 x 1 x 1 1/4 T. Weight 14g. Excellent condition.See Sold Price
Sold2023Mid Century Platinum Diamond Pearl RingMETAL: Platinum. GEMSTONES: Diamonds approx. 1.10ctw. Pearl - 7.1mm. MEASUREMENTS: Ring size 6 3/4, top is 7.9mm. TESTED: Plat. WEIGHT: 6 grams.Gemstones have not been graded for color and clarity ,anSee Sold Price
5 days LeftKinghams AuctioneersA mid 20th century 18ct gold and platinum diamond single-stone ring£80
5 days LeftKinghams AuctioneersA mid 20th century 18ct gold and platinum, diamond five-stone ring£400