1920 Art Deco Diamond and Oval Rubellite Engagement Ring in 18K White Gold

Diamond and ruby ring beautifully hand crafted in white gold. The details are as follows : Diamond weight : 1.30 carat ( GH color and VS clarity ) Ring size : 6 1/2

Unique white oval step cut diamond and ruby diamond ring in platinum. The details are as follows : Oval diamond weight : 1.35 carat ( JK color and VS 1 ...

Pink Sapphire and diamond engagement ring beautifully handcrafted in 18k white and yellow gold. The details are as follows : Total diamond weight : 1.04 carat ( G color and VS cl...

Gorgeous Ruby and diamond engagement ring handcrafted in platinum. The details are as follows : Diamond weight : 1.40 carat ( GH color and SI clarity ) Ruby weight : 1.80 carat M...

This piece comes directly from the vault of Atlantic Diamond Company—a family-run fine jewelry house with nearly 50 years of history serving elite collectors, retailers, and dealers across the country. As the founder shifts focus to new ventures, he’s releasing a final selection of investment-grade gemstone and diamond pieces—offered exclusively to 1stDibs buyers at exceptional, below-market prices. This is not a liquidation or sale—it’s a one-time opportunity to acquire legacy-level jewelry at true insider value. Each piece is final; once sold, it will not be restocked.This incredible, vintage-inspired, brightly polished platinum tourmaline and diamond ring...

Make a bold statement with this contemporary style engagement ring. At its heart sits a vivid oval ruby, prong-set to showcase its rich hue. The diamond-adorned shoulders draw inspir...

This is a Vintage Ruby and Diamond Ring. This ring showcases an unheated, 1.09 carat, oval cut prong set Ruby at the center. The Ruby is surrounded by 14 round cut diamonds, with ano...

This exquisite platinum ring showcases a captivating oval-cut ruby, weighing approximately 1.10-carats. The ruby’s rich, vibrant hue is accentuated by its elegant setting in 18k yell...