Shop marquise diamond wedding bands featuring lab grown diamonds in pavé, classic, half eternity, and full eternity designs. Each band showcases marquise-cut diamonds set in 14k or 18k gold with white, yellow, and rose finishes. Perfect for weddings, anniversaries, or stacking with other rings, these lab diamond bands combine sparkle, ethical sourcing, and skilled craftsmanship. Explore slim, wide, and customizable marquise diamond wedding bands to find the perfect piece that complements your engagement ring and adds brilliance to every occasion.