Interlocking Heart Lab Diamond Tennis Necklace, 18K Gold, IGI Certified

This heart-shaped lab diamond tennis necklace features a continuous line of heart-cut stones, each linked tip to tip in a seamless circle. The playful yet refined design creates a delicate chain of hearts that catches light from every angle, while IGI certification ensures exceptional quality. A distinctive piece for those who want romance with modern precision.
The necklace features a secure, hidden clasp that stays firmly in place, ensuring peace of mind during everyday wear.

The price shown is for 0.3 CT diamonds.
The price depends on the length, diamond size, and color.

💎 Diamonds
• Shape: Heart cuts
• Origin: Lab-grown diamonds — physically, chemically, and optically identical to mined diamonds
• Diamond color grade: E (colorless). Grade D (colorless) and fancy pink or yellow are available on request.
• Clarity grade: VS1 (eye-clean). Higher grades (VVS2, VVS1, IF, FL) are available on request.
• Certification: IGI certified with unique laser inscription

✨ Setting & Metal
• Metal: 18K (750) solid gold
• Available in White gold, Yellow gold, or Rose gold
• Closure: Box clasp

📏 Size
Default length: 35 cm. Other lengths are available on request.

Want to add or change something? Let us know in the optional requests field.

🔬 Why ORVESSA?
• Every piece comes with an IGI certificate covering all its stones
• Designed by the ORVESSA design team in Côte d'Azur, France. Made to order by our production partner in Hong Kong. Every diamond is IGI certified.
• Made to order with meticulous craftsmanship
• Lab-grown diamonds, not mined diamonds.

📦 Shipping & Packaging
• Shipped from Hong Kong
• Shipping is included in the price
• Carefully packaged in a refined jewelry box — ready for gifting

📋 Production & Delivery
• Every piece is made to order for you.
• Order review and final confirmation with you: 1 business day.
• Production: up to 3 weeks. Delivery: 5-7 business days after dispatch (3 business days within Hong Kong).
• Your estimated delivery date is shown at checkout and confirmed after we receive your details.

Each piece is more than an accessory — it is a personal expression of style and understated luxury.

Crafted in collaboration with our trusted production partner, every creation meets the highest quality standards while preserving the integrity of our original designs.

All diamonds are IGI certified and feature a unique laser inscription for complete transparency and authenticity.

Feel free to message us with any questions or special requests — we are happy to create the perfect piece for you.