style guide

The Sethi Couture Black Diamond

Bold, confident, and effortlessly chic — black diamonds exude an aura of mystery and sophistication. Each Sethi Couture black diamond is hand-selected for its brilliance and character, ensuring that every design tells a story of refined artistry. The rich depth of these gemstones captures light in unexpected ways, creating a striking contrast that embodies the essence of modern elegance.

Whether worn for everyday ease or elevated occasions, black diamond jewelry adds a distinctive edge that feels timeless yet refreshingly contemporary.

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Model smiles while wearing Noir Black Diamond Necklaces in various lengths

The Noir Collection

A string of statements — the Sethi Couture Noir Collection celebrates the beauty of black diamonds in their most captivating forms. From intricately cut briolette and faceted black diamond beads to polished stones set in 18K gold, each design embodies the brand’s signature philosophy: Elevate the Everyday.

Our black diamond pieces are designed to layer effortlessly, creating a look that feels both personal and powerful.

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Why We Love Black Diamonds

Black diamonds are unique gemstones known for their striking color and luminous depth. Unlike traditional white diamonds, they hold a unique energy — bold yet understated, mysterious yet approachable. Their opaque finish and high luster make them a favorite for those who embrace individuality and strength through style.

At Sethi Couture, black diamonds symbolize empowerment and quiet confidence. They transcend trends, pairing seamlessly with yellow, white, and rose gold to complement every jewelry wardrobe.

Black Diamond Stacking Rings

A black diamond stacking ring is a must-have in any jewelry collection. It adds instant contrast and dimension when layered with white or champagne diamond bands — or shines beautifully on its own. Each ring reflects the balance between bold design and effortless wearability, perfect for expressing your personal stack story. Shop black diamond bands, eternity rings, and signature stacking styles designed to elevate your everyday look.

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Black Diamond Necklaces

From faceted black diamond bead necklaces to statement pendants and charms, these pieces redefine modern luxury. A black diamond necklace pairs beautifully with gold chains, diamond tennis necklaces, or worn solo for a minimalist statement. Whether styled with a t-shirt or an evening dress, its versatility makes it a forever favorite. Explore styles that layer beautifully.

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Black Diamond Earrings

Add a touch of intrigue to your ear stack with black diamond earrings that radiate quiet drama. From petite huggies and studs to elegant drop earrings, these designs balance edge and elegance. The deep hue enhances any look — an unexpected twist on the traditional sparkle. Discover how to mix and match black diamond earrings for a look that’s uniquely yours.

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Read All Black Diamond Blog Entries

READ ALL BLOG ENTRIES
  • Learn with Sethi | The Black Diamond Bead Necklace, a Classic Staple

    Learn with Sethi | The Black Diamond Bead Necklace, a Classic Staple

    From bold statements to delicate layers, the black diamond bead necklace is as versatile as it is intriguing. However you style it, one thing is certain: this necklace is not just a passing trend—it’s a timeless, must-have staple that belongs in every jewelry wardrobe.

    Learn with Sethi | The Black Diamond Bead Necklace, a Classic Staple

    From bold statements to delicate layers, the black diamond bead necklace is as versatile as it is intriguing. However you style it, one thing is certain: this necklace is not just a passing trend—it’s a timeless, must-have staple that belongs in every jewelry wardrobe.

  • My Stack My Story: Love Notes to Myself

    My Stack My Story: Love Notes to Myself

    When I created the first black diamond stack ring for Sethi Couture, I was doing more than just designing jewelry – It was a love note to myself. Black diamonds are striking, standing out in a unique way, just as you and your story should. 

    My Stack My Story: Love Notes to Myself

    When I created the first black diamond stack ring for Sethi Couture, I was doing more than just designing jewelry – It was a love note to myself. Black diamonds are striking, standing out in a unique way, just as you and your story should. 

  • Learn with Sethi: The Intrigue and Allure of Black Diamonds

    Learn with Sethi: The Intrigue and Allure of Black Diamonds

    Black diamonds are sparkling gemstones characterized by a sense of mystical charm and glossy edge. These real diamonds get their color from the presence of inclusions, with a grading that ranges from metallic luster to deep jet black.

    Learn with Sethi: The Intrigue and Allure of Black Diamonds

    Black diamonds are sparkling gemstones characterized by a sense of mystical charm and glossy edge. These real diamonds get their color from the presence of inclusions, with a grading that ranges from metallic luster to deep jet black.