Triangle

Triangle Diamond Collection for Modern Jewelry Designs

A triangle diamond is a bold and modern choice that stands out for its sharp lines and unique geometry. Known for its striking shape, the triangle cut diamond is perfect for those who want something different from traditional diamond cuts. Whether used as a center stone or as side stones, triangle shaped diamonds add character and brilliance to fine jewelry.

Triangle diamonds are commonly used in engagement rings, fashion rings, earrings, and custom jewelry designs. They pair beautifully with round, oval, cushion, and princess cut diamonds, making them ideal as accent or side stones. From classic white diamonds to dramatic triangle black diamonds and artistic triangle rose cut diamonds, this shape offers endless design possibilities.

At Shree Diamond Mfg, we offer a carefully curated selection of triangle diamonds with excellent cut, polish, and symmetry. Our diamonds are sourced and crafted to meet high quality standards, making them perfect for jewelry manufacturers, designers, and retailers. Available at competitive wholesale prices, our triangle cut diamonds help create jewelry that looks modern, elegant, and truly distinctive.

7 products

  • Triangle Diamond 3.50 X 3.50 MM Fancy Black Color Loose Diamond
    Triangle Diamond 3.50 X 3.50 MM Fancy Black Color Loose Diamond
    Shree Diamond Mfg

    Triangle Diamond 3.50 X 3.50 MM Fancy Black Color Loose Diamond

    $118.00
    $118.00

    General::Clarity::Opaque, General::Size::3.50 X 3.50 MM, General::Cut::Very Good, General::Treatment::100% Natural Diamond but Color is Treated, General::Color::Black, General::Shape::Triangle
  • Triangle Diamond 3.00 X 3.00 MM Fancy Black Color Loose Diamond
    Triangle Diamond 3.00 X 3.00 MM Fancy Black Color Loose Diamond
    Shree Diamond Mfg

    Triangle Diamond 3.00 X 3.00 MM Fancy Black Color Loose Diamond

    $99.00
    $99.00

    General::Clarity::Opaque, General::Size::3.00 X 3.00 MM, General::Cut::Very Good, General::Treatment::100% Natural Diamond but Color is Treated, General::Color::Black, General::Shape::Triangle
  • Fancy Black Color Loose Diamond, Triangle 4.50 X 4.50 MM
    Fancy Black Color Loose Diamond, Triangle 4.50 X 4.50 MM
    Shree Diamond Mfg

    Fancy Black Color Loose Diamond, Triangle 4.50 X 4.50 MM

    $169.00
    $169.00

    General::Clarity::Opaque, General::Size::4.50 X 4.50 MM, General::Cut::Very Good, General::Treatment::100% Natural Diamond but Color is Treated, General::Color::Black, General::Shape::Triangle
  • Fancy Black Color Loose Diamond, Triangle 4.00 X 4.00 MM
    Fancy Black Color Loose Diamond, Triangle 4.00 X 4.00 MM
    Shree Diamond Mfg

    Fancy Black Color Loose Diamond, Triangle 4.00 X 4.00 MM

    $165.00
    $165.00

    General::Clarity::Opaque, General::Size::4.00 X 4.00 MM, General::Cut::Very Good, General::Treatment::100% Natural Diamond but Color is Treated, General::Color::Black, General::Shape::Triangle
  • Fancy Black Color Loose Diamond, Natural Triangle 5.50 X 5.50 MM
    Fancy Black Color Loose Diamond, Natural Triangle 5.50 X 5.50 MM
    Shree Diamond Mfg

    Fancy Black Color Loose Diamond, Natural Triangle 5.50 X 5.50 MM

    $319.00
    $319.00

    General::Clarity::Opaque, General::Size::5.50 X 5.50 MM, General::Cut::Very Good, General::Treatment::100% Natural Diamond but Color is Treated, General::Color::Black, General::Shape::Triangle
  • Fancy Black Color Loose Diamond, Natural Triangle 5.00 X 5.00 MM
    Fancy Black Color Loose Diamond, Natural Triangle 5.00 X 5.00 MM
    Shree Diamond Mfg

    Fancy Black Color Loose Diamond, Natural Triangle 5.00 X 5.00 MM

    $279.00
    $279.00

    General::Clarity::Opaque, General::Size::5.00 X 5.00 MM, General::Cut::Very Good, General::Treatment::100% Natural Diamond but Color is Treated, General::Color::Black, General::Shape::Triangle
  • Fancy Black Color Loose Diamond, Natural Triangle 4.75 X 4.75 MM
    Fancy Black Color Loose Diamond, Natural Triangle 4.75 X 4.75 MM
    Shree Diamond Mfg

    Fancy Black Color Loose Diamond, Natural Triangle 4.75 X 4.75 MM

    $199.00
    $199.00

    General::Clarity::Opaque, General::Size::4.75 X 4.75 MM, General::Cut::Very Good, General::Treatment::100% Natural Diamond but Color is Treated, General::Color::Black, General::Shape::Triangle

Frequently Asked Questions

A triangle black diamond is a diamond cut into a three-sided shape. It looks modern, sharp, and very stylish.
Triangle diamonds are also called trillion cut diamonds. They have three equal sides and pointed corners.
People choose triangle black diamonds because they look bold and different. They are perfect for unique and modern jewelry designs.
Yes, triangle black diamonds are real diamonds. Some are naturally black, and some are treated to get a deep black color.
Black diamonds do not sparkle like white diamonds. Instead, they have a smooth, shiny look that feels strong and elegant.
Yes, it is good for daily wear when set properly. Since the corners are pointed, a strong setting helps protect the diamond.
Triangle black diamonds are commonly used in rings, earrings, pendants, and custom jewelry pieces.
Triangle black diamonds are usually more affordable than white diamonds. The price depends on size, quality, and finish.
Yes, they are popular for modern and non-traditional engagement rings, especially for people who want something unique.
Clean it gently using warm water, mild soap, and a soft brush. Avoid hard knocks to protect the corners.