Marke is a New York–based brand that specializes in classic, timeless rings that are still sleek enough to keep up with the ...

From oval diamond engagement rings, halo, trilogy or your classic ... Oval Choose from lab-grown diamond or natural Available in platinum, 18k white gold, 18k yellow gold and 14k rose gold.

If sustainability is important, Zimnisky said, consider a second-hand or repurposed diamond for "the lowest environmental ...