Delphine Marquise Pendant Necklace
A warm yellow-gold alloy balanced for richness and everyday strength.
Know Your Setting
A 1.00-carat marquise-cut lab-grown diamond is secured in an eight-prong setting beneath a tapered polished bail. Available with 16, 17 and 18-inch chain options and a lobster clasp.
Worldwide insured shipping is complimentary. In-stock pieces usually ship within 2-3 business days. Made-to-order pieces vary by complexity and destination. Duties and taxes may apply depending on the delivery country.
Clean your piece with warm soapy water and a soft brush. Avoid harsh chemicals and store separately to reduce surface wear. Every House of Diams piece includes a craftsmanship warranty and support for care guidance.
Piece by piece
Product FAQs
Helpful details about this piece, from its craftsmanship to everyday care.
Prongs positioned at both pointed ends help protect the most delicate areas of the marquise diamond, while the remaining prongs provide balanced support along its sides.
Its long, tapered outline creates an elegant vertical appearance that visually lengthens the pendant and draws attention toward the centre of the neckline.
Yes. The chain passes through the polished bail, allowing the pendant to move naturally and settle comfortably at the centre.
A 16-inch chain offers a higher placement, 17 inches provides a balanced everyday position and 18 inches allows the pendant to rest slightly lower.
Use room-temperature water, mild soap and a soft brush to clean around the diamond, prongs and open areas beneath the setting. Rinse thoroughly and dry with a lint-free cloth.



