Jul 26, 2026Art Deco Platinum and 18K Gold Diamond Brooch Pendant with Rose Cut AccentsEst. $4,602-$5,982$100Mynt AuctionsNew York, NY
Jul 26, 2026Art Deco Platinum 6.25 Ct Diamond Brooch with 73 DiamondsEst. $6,084-$7,909$100Mynt AuctionsNew York, NY
5 days LeftPlatinum Art Deco Diamond Bracelet 8.30 ctEst. $12,324-$16,021$100Mynt AuctionsNew York, NY
Aug 08, 2026Elegant Antique Art Deco 18k White Gold Natural Diamond Ring Size 6Est. $100-$10,000$50(1 bid)ZevantiquesHallandale Beach, FL
2 days LeftA Vintage Art Deco Style Diamond Point Crystal & Silverplate Wine ClaretEst. $300-$600$200Five Star AuctionsPasadena, CA
Jul 24, 2026Art Deco Platinum Diamond Brooch 5.5 Cts 40mmEst. $11,661-$15,159$100Mynt AuctionsNew York, NY
5 days LeftArt Deco Platinum Diamond Clips 21.20 Ct with Old Mine and Baguette DiamondsEst. $25,649-$33,343$100Mynt AuctionsNew York, NY
4 hrs LeftArt Deco Platinum Brooch with 1.25 Ct Diamond and EmeraldsEst. $9,074-$11,796$100Mynt AuctionsNew York, NY
12 hrs LeftLab Grown 5.00 Ct Emerald Cut Diamond Ring – Art Deco Three-Stone Bezel Set (Step Cut) – / inEst. $16,500-$17,500$50ILAGEMSVeraval, Gujarat
Jul 24, 2026British nobles customized platinum ruby diamond rings during the period of ART DECO and DowntonEst. $8,000-$20,000$8,000HEAVEN'S EARTH ANTIQUE CO LLCSan Francisco, CA
4 hrs LeftArt Deco Platinum 3.50 Ct Diamond Starburst BroochEst. $5,824-$7,571$100(1 bid)Mynt AuctionsNew York, NY
Jul 24, 2026Custom-made platinum diamond blue gem ring in Halifax Royal Jewellery Workshop during ART DECOEst. $10,000-$30,000$10,000HEAVEN'S EARTH ANTIQUE CO LLCSan Francisco, CA
Jul 28, 2026Antique 14K White Gold Diamond Art Deco BroochEst. $1,391-$1,808$100Mynt AuctionsNew York, NY
12 hrs LeftLab Grown 6.00 Ct Cushion (Old Mine Look) Diamond Ring – Art Deco Geometric Halo (Baguette &Est. $18,500-$19,500$50(1 bid)ILAGEMSVeraval, Gujarat
12 hrs LeftLab Grown 4.00 Ct Emerald Cut Diamond Ring – Art Deco Geometric Halo (Emerald & Baguette) – / inEst. $14,500-$15,500$50(1 bid)ILAGEMSVeraval, Gujarat
4 hrs LeftTiffany & Co. Art Deco Platinum Royal Blue Sapphire Diamond Ring GIA CertifiedEst. $20,553-$26,718$100Mynt AuctionsNew York, NY
12 hrs LeftLab Grown 2.00 Ct Marquise Diamond Ring – Art Deco Navette/Marquise Cluster Ring – / in 14KEst. $9,500-$10,500$50ILAGEMSVeraval, Gujarat
12 hrs LeftLab Grown 4.00 Ct Asscher Diamond Ring – Art Deco octagonal target ring with bezel setting andEst. $14,500-$15,500$50ILAGEMSVeraval, Gujarat
12 hrs LeftLab Grown 3.00 Ct Marquise Diamond Ring – Art Deco East-West Bezel Set – / in 14K White GoldEst. $11,500-$12,500$52(2 bids)ILAGEMSVeraval, Gujarat
12 hrs LeftLab Grown 4.00 Ct Pear Shape Diamond Ring – Art Deco Pear Halo with Baguette Sides – / in 14KEst. $14,500-$15,500$50(1 bid)ILAGEMSVeraval, Gujarat
4 days LeftArt Deco Platinum Diamond Engagement RingEst. $450-$600$300Farber AuctioneersLambertville, NJ
3 days LeftVintage Art Deco Platinum Ladies Diamond Watch 11 CaratsEst. $14,378-$18,691$100Mynt AuctionsNew York, NY
Aug 08, 2026Art Deco Natural Sapphire Diamond Ring 14K Two-Tone Gold Size 7.5Est. $100-$10,000$50ZevantiquesHallandale Beach, FL