Exquisite Open Triangle Diamond Necklace, Lab Grown Diamonds

Open Triangle Diamond Necklace: Geometric Edge, Effortless Sparkle

Clean lines, repeated rhythm. This open triangle diamond necklace from Bezelis by Nancy Diamond pairs an outlined pavé triangle pendant with six smaller diamond triangle stations scattered along the chain, bringing a modern geometric edge to fine jewelry.

The open outline of the center triangle keeps the design lightweight and airy, while the gold bar across the top adds just enough structure to hold its shape. It reads as architectural rather than ornate — a piece for someone who wants their jewelry to feel a little more directional.

What Makes This Open Triangle Diamond Necklace Different

Most diamond necklaces rely on circles or classic solitaires. This open triangle diamond necklace stands apart by using geometry as its design language. The center pendant is outlined in pavé-set diamonds with an open center, echoed by six smaller solid triangle charms that line the chain on either side, each set with its own diamond.

Every diamond in this open triangle diamond necklace is IGI Certified, so cut, color, clarity, and carat weight are independently verified, matching the same grading standards used for natural diamonds. The metal is BIS Hallmarked white gold, India’s official purity certification, so what you see is exactly what you’re wearing.

Lab grown diamonds used throughout are chemically and optically identical to mined diamonds. The only real difference is origin — grown in a controlled lab setting rather than mined from the earth, which is what makes a detailed, multi-stone design like this accessible without compromising brilliance.

Styling an Open Triangle Diamond Necklace

Because the silhouette is linear rather than rounded, this open triangle diamond necklace pairs especially well with structured outfits — collared shirts, blazers, and clean, minimal silhouettes. The repeated triangle motif also appeals to anyone who prefers architectural jewelry over traditional or ornate styles.

It works as a daily-wear piece or for evening occasions where you want something more distinctive than a plain pendant. The white gold tone keeps it versatile across both casual and formal wardrobes, and it layers easily with thicker plain chains if you enjoy a stacked look.

Specifications

• Metal: BIS Hallmarked Gold (9K / 14K / 18K — White, Yellow & Rose Gold options)
• Stone: Lab Grown Diamond, Round Brilliant Cut, Pavé Setting
• Certification: IGI Certified
• Design: Open triangle pendant with 6 diamond triangle chain stations
• Chain Type: Fine cable chain, adjustable
• Best For: Daily wear, gifting, festive wear, layering

Caring for Your Necklace

Store this open triangle diamond necklace separately to avoid scratching or tangling. Clean gently with a soft brush and mild soapy water, then dry with a soft cloth. Avoid contact with perfume, lotion, and chlorinated water to keep the gold finish looking sharp.

Browse more of our Necklace Collection for additional certified, hallmarked designs.

Bezelis by Nancy Diamond combines certified diamonds, hallmarked gold, and designs made for real, everyday life.