Centering an Old European cut diamond weighing approx. 0.35ct., within a hexagonal filigree mounting fashioned in 18k white gold. Stamped "LAMBERT" #18K". Size 5 1/4.

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At Doyle & Doyle, jewelry is as sustainable as it is beautiful. Our vintage and antique jewelry is innately ethical and conflict-free as it does not involve any new mining or negative environmental impact.

We are proud that our in-house jewelry line Heirloom by Doyle & Doyle is made exclusively for us by our team of expert jewelers in New York City. These jewels are created in recycled gold, platinum, and silver and set with conflict-free natural diamonds and gemstones.

Contemporary jewelry not included in our Heirloom by Doyle & Doyle line is created in recycled metals and set with conflict-free natural gemstones whenever possible.