Eterneva Memorial Diamonds Review: The Honest Breakdown

Is an Eterneva memorial diamond right for you? Our review covers the process, pricing, pros & cons to help you decide if it's the right tribute.

FindPetCremations Editorial Team8 min read
Eterneva memorial diamonds product collection

Losing a pet is a deeply painful experience. Many owners seek a meaningful way to honor their memory. Eterneva offers a unique service: creating real diamonds from your companion's cremated remains. This Eterneva review gives an honest look at the process, costs, and experience. This will help you decide if it's the right memorial for you.

The short answer — Eterneva creates memorial diamonds from ashes, offering a lasting tribute to your pet. This is a significant investment, starting at $3,499 for a 0.25-carat stone and climbing to $42,000+ for larger sizes, with a typical 7–10 month wait. This review explores the pros and cons to help you decide.

What does Eterneva do?

Eterneva transforms your pet's ashes into a genuine, certified diamond. This isn't a synthetic simulant. It's a real diamond grown in a lab using carbon from your pet's ashes. This unique process creates a beautiful and enduring keepsake. The emotional value of this tangible reminder can be immense.

How does the process work?

Eterneva walks you through a six-step journey. First, a Welcome Kit arrives with instructions, return postage, and the container for the ashes. Once your kit is returned, lab technicians transfer the ashes into a graphite crucible and run carbon purification — a high-temperature, oxygen-controlled pyrolysis that separates pure carbon from the other elements in the cremains. That carbon then goes into an HPHT (high-pressure, high-temperature) press that replicates Earth's diamond-growing conditions for months. The rough stone is cut and polished in Antwerp, graded, laser-engraved with a unique ID, optionally color-treated, and finally returned to you — set in jewelry or loose.

What product options are available?

Eterneva offers eight colors: colorless, blue, light blue, yellow, green, red, pink, and black. Blue, yellow, and colorless develop naturally from trace elements during growth; red, green, pink, and black are created through post-growth treatment or added minerals. Cuts include the classic round brilliant and emerald, among others. For settings, you can work with Eterneva's partner jewelers on a ring, pendant, or bracelet — or leave the diamond unset and take it to your own jeweler.

How much does it cost?

Eterneva's pricing starts at $3,499 for a 0.25-carat diamond and scales up through published tiers: roughly $7,699 at 0.5 ct, $10,089 at 0.75 ct, $15,000 at 1.0 ct, $18,500 at 1.5 ct, $24,500 at 2.0 ct, and $42,000 at 3.0 ct. Anything 4.0 ct and above is quoted on request and can run to $75,000+. Color doesn't change the base price across most tiers, but setting the diamond in jewelry adds to the total.

For example, if you choose a 0.75-carat diamond, the base price is around $10,089. Adding a simple pendant setting might increase the total cost by $500 to $1,500, depending on the metal and design. Choosing a more elaborate ring setting with additional stones could easily add several thousand dollars.

Affirm financing is available from around $181/month at 0% APR over 6, 12, or 18 months. Eterneva

What is the timeline?

Plan on 7 to 10 months from mailing in the ashes to unboxing the finished diamond, with Living Diamonds running closer to 10 to 12 months. The bulk of that time is carbon purification (up to 2 months), diamond growth in the HPHT press (up to 3 months), and cutting and polishing in Antwerp (about 1 month), with grading, optional jewelry setting, and shipping on top. Eterneva sends monthly photo and video updates at each milestone — including a video of the ashes being transferred into the crucible and a notification when your stone officially becomes a raw diamond — so you're not left wondering during the wait.

What is the customer experience like?

Eterneva emphasizes customer experience, providing a documented journey with updates. You'll receive photos and videos as the diamond grows. This helps you feel connected to the process. A dedicated support team answers questions and addresses concerns. Many customers praise Eterneva's compassionate service and detail.

Pros

  • Tangible Memorial: A physical and lasting tribute.
  • Genuine Diamond: A real, certified diamond from ashes.
  • Customizable Options: Wide range of colors, cuts, sizes, and settings.
  • Documented Journey: Regular updates and photos.
  • Compassionate Service: Dedicated customer support.

Cons

  • High Cost: Starting price of $3,499 for the smallest 0.25-carat stone — and $15,000+ for a full 1-carat — will be out of reach for many pet owners.
  • Long Wait: 7–10 months (and up to 12 for Living Diamonds) is a long time to be without the ashes.
  • Limited Ash Use: Requires a specific amount of ashes.
  • Emotional Investment: The process can be emotionally taxing.
  • Irreversible Process: The process cannot be undone.

What are some lower-priced alternatives?

If Eterneva's price is too high, consider other memorial options. Cremation jewelry, like pendants holding ashes, is more affordable. Spirit Pieces offers glass art infused with ashes. Compared to a $3,500+ Eterneva diamond, cremation jewelry can start under $100, while Spirit Pieces range from a few hundred to a couple thousand dollars. See our guide to the best cremation jewelry.

Who is Eterneva best for?

Eterneva is best for owners seeking a unique, lasting memorial. They should be willing to invest money and time. It's ideal for those who value the symbolism of a diamond. They should appreciate the documented journey and options.

For example, imagine a family who recently lost their golden retriever, Buddy, after 14 years. They want a special memorial that reflects Buddy's unwavering loyalty and the joy he brought to their lives. They are willing to invest in a 1-carat yellow diamond set in a custom-designed ring, costing around $16,000 total.

However, if you're on a tight budget or prefer a simpler tribute, Eterneva might not be the right fit. If you want a tangible reminder and are prepared for the commitment, Eterneva could be perfect.

Our verdict

Eterneva offers a compelling option for a unique memorial. The cost and wait are significant. However, the result is a genuine diamond as a reminder of your pet. If you want a premium option and value a diamond, Eterneva is worth considering. Weigh the pros and cons to see if it aligns with your needs.

Frequently asked questions

Eterneva memorial diamonds start at $3,499 for a 0.25-carat stone and scale up to roughly $42,000 for a 3.0-carat diamond, with anything above 4.0 carats priced on request. Color, cut, and jewelry setting all affect the final cost. For example, a colorless 1-carat diamond might cost around $15,000, while a blue or pink one of the same size would be similarly priced. Eterneva also offers Affirm financing starting around $181/month at 0% APR.
The full journey typically runs 7 to 10 months, and larger 'Living Diamonds' can take 10 to 12 months. That time covers carbon purification (up to 2 months), diamond growth (up to 3 months), and cutting and polishing in Antwerp (about 1 month), plus grading and shipping. If you opt for a larger carat size or a less common color, expect the timeline to stretch towards the longer end. Eterneva provides regular updates, so you're informed every step of the way.
Eterneva requires a specific amount of carbon from the ashes to create a diamond. While technically possible to combine ashes, it's generally recommended to create individual diamonds for each pet to ensure sufficient material and maintain the unique essence of each beloved companion. Trying to combine ashes might dilute the carbon concentration, potentially affecting the diamond's quality or requiring a larger initial amount of cremains. It's best to discuss this with Eterneva directly to understand the implications.
Eterneva returns any unused ashes to you along with your finished diamond. They understand the sentimental value of the ashes and handle them with the utmost respect throughout the entire process. You can then choose to keep the remaining ashes, scatter them in a meaningful location, or use them in another memorial, such as cremation jewelry or a memorial urn. This ensures that all of your pet's remains are treated with care and reverence.
Eterneva currently offers eight colors: colorless, blue, light blue, yellow, green, red, pink, and black. Blue, yellow, and colorless occur naturally from trace elements during growth, while red, green, pink, and black are achieved through post-growth treatment or added minerals. Cuts include round brilliant and emerald among others, and you can work with Eterneva's partner jewelers on a ring, pendant, or bracelet — or take the loose diamond to your own jeweler for a custom setting. The choice of color and cut allows you to personalize the memorial diamond to perfectly reflect your pet's unique personality.
Eterneva has established itself as a leading provider of memorial diamonds, known for its transparent process and customer experience. They provide regular updates throughout the diamond creation journey and offer certifications to verify the authenticity and quality of their diamonds. Many customers have shared positive experiences, praising their compassionate service and the beautiful tribute they created. However, it's always wise to research and compare reviews before making such a significant decision.
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