3 CT Marquise-Cut Lab-Grown Diamond Cluster Engagement Ring 14k/18k gold

A 3 carat marquise-cut lab-grown diamond takes center stage in this modern cluster engagement ring. Pear and round-cut lab-grown diamond side accents complement its elongated silhouette, bringing sparkle and dimension to the design.

Design & Structure

Prong settings secure the center stone and side accents, paired with a smooth, polished yellow gold band for a clean, timeless finish.

• Center stone: 3 ct marquise-cut lab-grown diamond
• Side accents: Pear and round-cut lab-grown diamonds, 1 ct total
• Total diamond weight: 4 ct
• Setting: Prong-set cluster
• Metal: 14K or 18K yellow gold
• US ring sizes: 3–8

Lab-Grown Diamond Certification & Quality

Each lab-grown diamond over 1 ct comes with an IGI certificate. Lab-grown diamonds below 1 ct are uncertified and carefully selected for D/E/F color, VVS2 clarity and Excellent cut. All diamonds are lab-grown. All colored gemstones are natural. This policy applies to lab-grown diamonds only, not pearls or other gemstones.

Customization & Delivery

Handmade to order in 25-30 business days; special custom orders may take longer. Includes free custom engraving and luxury gift packaging. Free USA shipping; international shipping is calculated at checkout. Import duties and taxes are the buyer’s responsibility.

Cancellations, Returns & Warranty

Cancellations are accepted within 24 hours of payment. After 24 hours, 20% of the item price will be deducted.

Made-to-order pieces are non-returnable unless there is a quality issue. Custom and personalized orders are non-returnable and non-exchangeable; revisions are available for an additional fee. For approved returns, buyers pay return shipping. Items must be in original condition; damage or visible wear are not accepted.

All loose diamonds and finished jewelry include a 30-day warranty. Repairs, resizing and maintenance after this period are available for an additional fee.

Contact & Upgrades

For diamond upgrades, metal changes or custom requests, message us:
Email: echoatelierjewelry@gmail.com
Instagram: EchoAtelier jewelry
WhatsApp: +8482485185
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Thank you for choosing Echo Atelier Fine Jewelry.