East Fourth Street’s “Montana” sapphire engagement ring is handmade from recycled or fair-mined 14-karat yellow gold and bezel-set with an ethically sourced blue-green, 0.65-carat round Montana sapphire ($1,400). eastfourthstreet.com

Pamela Froman’s “Sweet Crush” engagement ring is made in 18-karat white crushed gold with swirls that hold a pavé-framed 1.78-carat rose-cut gray diamond, balanced by a brilliant-cut colorless diamond ($4,360). pamelafroman.com

Sethi Couture’s 18-karat gold and opaque diamond rings in mahogany, ice, green, and slate colors. The center stones range from 1 to 3 carats (prices range from $4,800 to $6,000). sethicouture.com

East Fourth Street’s “Montana” sapphire engagement ring is handmade from recycled or fair-mined 14-karat yellow gold and bezel-set with an ethically sourced blue-green, 0.65-carat round Montana sapphire ($1,400). eastfourthstreet.com

Lika Behar’s 22-karat gold ring offers a gray diamond slice and a round brilliant cut gray diamond ($1,430). likabehar.com

Hand-sculpted, cast and uniquely finished in 14-karat yellow gold with white sapphires and morganite, this ring has individually set in place precious stones and was made in Brooklyn by Ruta Reifen with responsibly sourced materials ($1,980). rutareifen.com

Gintare’s 18-karat white gold “Karuna” crown band ($2,000) gintarejewelry.com

Lio and Linn’s 14-karat yellow gold ring is inspired by nature. The triangle is symbol for change, and arches over the champagne diamond, which represents the sun ($2,200). lioandlinn.com

This 18-karat gold “Zig Zag” stack ring is from Amy Glaswand, and holds 0.27 carats of diamonds ($2,200). amyglaswand.com

Dawes Designs’ 18-karat gold band holds 1.25 carats (total) of rose-cut champagne-colored opaque diamonds ($2,650). dawes-design.com

A deep autumn-colored rose-cut diamond is surrounded by round diamonds in Tura Sugden’s understated halo ring, with the diamond partially tucked under the solitaire setting to allow for a subtle shimmer set in 18-karat yellow gold ($6,095). turasugden.com

Jane Taylor’s “Cloud Swing” platinum ring is set with 2.08 carats of diamonds ($13,675). janetaylor.com

This limited edition engagement ring by Megan Thorne is set in 18-karat yellow gold with a 1.71-carat pear-shaped rose-cut diamond center and a matching band with rose-cut diamond sides ($21,601). meganthorne.com

Anthony Lent’s “Pavé Hands” ring, in 18-karat yellow gold and platinum with moonstone, diamonds and one dainty emerald cabochon ($19,200)
anthonylent.com

Susan Wheeler’s 18-karat recycled rose gold and conflict-free diamond wedding set features a rough diamond center with pavé-set champagne diamonds. susanwheelerdesign.com