Source & Sustainability

At Massa & Co., we are committed to sourcing our diamonds and gold with the utmost respect for both people and the planet. Our dedication to ethical practices ensures that each diamond we offer is not only stunning but also responsibly sourced.

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Natural Diamonds

Our natural diamonds are carefully selected from reputable suppliers who adhere to the highest ethical standards. We work exclusively with partners who follow the Kimberley Process, a certification scheme that prevents conflict diamonds from entering the global supply chain. This guarantees that our natural diamonds are conflict-free and mined with respect for human rights and fair labor practices. Additionally, we prioritize mines that implement sustainable mining practices to minimize environmental impact and support local communities.

Lab-Grown Diamonds

Lab-grown diamonds at Massa & Co. are a testament to innovation and sustainability. Created using advanced technology, these diamonds possess the same physical, chemical, and optical properties as natural diamonds. The process of growing diamonds in a controlled environment significantly reduces the environmental footprint compared to traditional mining. Our lab-grown diamonds are an eco-friendly choice, requiring fewer resources and generating less waste and carbon emissions.

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Our Commitment:

At Massa & Co., whether you choose natural diamonds, or lab-grown diamonds, you can trust that each piece is crafted with care for both people and the planet. We take pride in offering stunning jewelry that combines elegance with ethical integrity.

Our dedication to responsible practices ensures that every piece you purchase contributes to a more sustainable future. Beautiful jewelry should not come at the expense of ethical standards or environmental sustainability. Explore our collection with confidence, knowing that each item reflects our commitment to ethical sourcing and environmental stewardship.

At Massa & Co., we are proud to offer gold and diamonds that shine with both beauty and integrity.

Explore our collection with confidence, knowing that each piece reflects our dedication to ethical sourcing and environmental stewardship. At Massa & Co., we are proud to offer diamonds that shine with beauty and integrity.

Best sellers

Round-cut Diamond Solitaire Pendant set in Gold Round-cut Diamond Solitaire Pendant set in Gold Round-cut Diamond Solitaire Pendant set in Gold Round-cut Diamond Solitaire Pendant set in Gold
Round-cut Diamond Solitaire Pendant set in Gold
$981.00 $5,955.00
Marquise-cut Bezel Set Engagement Ring with a Gold Band Marquise-cut Bezel Set Engagement Ring with a Gold Band Marquise-cut Bezel Set Engagement Ring with a Gold Band Marquise-cut Bezel Set Engagement Ring with a Gold Band
Marquise-cut Bezel Set Engagement Ring with a Gold Band
$2,775.00 $14,898.00
Oval-cut Diamond Tennis Bracelet set in Gold Oval-cut Diamond Tennis Bracelet set in Gold Oval-cut Diamond Tennis Bracelet set in Gold Oval-cut Diamond Tennis Bracelet set in Gold
Oval-cut Diamond Tennis Bracelet set in Gold
$2,899.00 $11,379.00
Pear-cut Halo Engagement Ring with a Diamond Gold Band Pear-cut Halo Engagement Ring with a Diamond Gold Band Pear-cut Halo Engagement Ring with a Diamond Gold Band Pear-cut Halo Engagement Ring with a Diamond Gold Band
Pear-cut Halo Engagement Ring with a Diamond Gold Band
$2,655.00 $14,778.00
Round-cut Diamond Tennis Bracelet set in Gold Round-cut Diamond Tennis Bracelet set in Gold Round-cut Diamond Tennis Bracelet set in Gold Round-cut Diamond Tennis Bracelet set in Gold
Round-cut Diamond Tennis Bracelet set in Gold
$2,899.00 $11,379.00
Solitaire Stud Round-cut Diamond Earrings Solitaire Stud Round-cut Diamond Earrings Solitaire Stud Round-cut Diamond Earrings Solitaire Stud Round-cut Diamond Earrings
Solitaire Stud Round-cut Diamond Earrings
$485.00 $7,398.00