![A Cushion amethyst and diamond ring set with a cushion-cut amethyst and a brilliant-cut diamond, mounted in 18k gold by Ole Lynggaard on artnet A Cushion amethyst and diamond ring set with a cushion-cut amethyst and a brilliant-cut diamond, mounted in 18k gold by Ole Lynggaard on artnet](http://www.artnet.com/WebServices/images/ll00358lldT9aJFgFaECfDrCWvaHBOcG0mF/ole-lynggaard-a-%E2%80%9Ccushion%E2%80%9D-amethyst-and-diamond-ring-set-with-a-cushion-cut-amethyst-and-a-brilliant-cut-diamond,.jpg)
A Cushion amethyst and diamond ring set with a cushion-cut amethyst and a brilliant-cut diamond, mounted in 18k gold by Ole Lynggaard on artnet
![A Cushion rose quartz and diamond ring set with cushion-cut rose quartz encircled by brilliant-cut diamonds, mounted in 18k pink gold by Ole Lynggaard on artnet A Cushion rose quartz and diamond ring set with cushion-cut rose quartz encircled by brilliant-cut diamonds, mounted in 18k pink gold by Ole Lynggaard on artnet](http://www.artnet.com/WebServices/images/ll00508lldT9aJFgFaECiDfDrCWvaHBOcG0mF/ole-lynggaard-a-%E2%80%9Ccushion%E2%80%9D-rose-quartz-and-diamond-ring-set-with-cushion-cut-rose-quartz-encircled-by.jpg)
A Cushion rose quartz and diamond ring set with cushion-cut rose quartz encircled by brilliant-cut diamonds, mounted in 18k pink gold by Ole Lynggaard on artnet
![Ole Lynggaard: A "Cushion" rose quartz and diamond ring set with cushion-cut rose [...] | lot 508 | Bijoux et Sacs à Main at Bruun Rasmussen | Auction.fr | English Ole Lynggaard: A "Cushion" rose quartz and diamond ring set with cushion-cut rose [...] | lot 508 | Bijoux et Sacs à Main at Bruun Rasmussen | Auction.fr | English](https://s3-eu-west-1.amazonaws.com/auctionmediaphotos/9/7/0/1549020651947359.jpg)