$1,030, by James Allen, at JamesAllen.com
14k white gold ring with a beveled bezel set .08 carat diamond.
$1,060, by Cartier, at Cartier.us
18k yellow gold wedding band from the Cartier Love collection.
$900, by Tiffany & Co., at Tiffany.com
A slim band with platinum in 18k rose gold.
$2,365, by Monique Péan Homme, at Barney's
18k recycled yellow gold band with a fossilized woolly mammoth inlay.