# Aether Diamonds

> Aether Diamonds developed a process that converts captured atmospheric CO2 into high-purity methane for growing gem-quality diamonds. Founded in New York in 2018, it built a fine-jewelry and custom-design business around carbon provenance, raised an $18 million Series A in 2022, and saw its assets acquired by Grown Brilliance in 2024. Its current custom-jewelry page directs buyers to Grown Brilliance’s Truly Custom team.

- **Founded:** 2018
- **Headquarters:** New York, United States
- **Founders:** Ryan Shearman (Co-founder and founding CEO), Daniel Wojno (Co-founder and founding COO), Anthony Ippolito (Co-founder and CTO), Robert Hagemann (Co-founder and CMO)
- **Products:** Atmospheric-carbon lab-grown diamonds, Fine jewelry and bridal jewelry, Custom jewelry, Wholesale carbon-capture diamonds
- **Notable:** Commercial jewelry debut in December 2020; consumer shipments began in mid-2021., Announced B Corp certification with a 96.5 impact score in February 2022., Ranked No. 7 in Fast Company’s 2022 Consumer Goods innovation list.

## Products & services

- **Atmospheric-carbon lab-grown diamonds** — Gem-quality diamonds grown by CVD using methane synthesized from captured atmospheric CO2; the company FAQ also offers loose stones.
- **Fine jewelry and bridal jewelry** — Engagement rings, wedding bands, necklaces, earrings, bracelets and men’s jewelry. Initial collections included Commitment, Masculine and Earthly Pleasures.
- **Custom jewelry** — Bespoke engagement rings and fine jewelry; the current website names Grown Brilliance’s Truly Custom team as its design partner.
- **Wholesale carbon-capture diamonds** — The contact page invites inquiries from brands and retailers interested in selling carbon-capture diamonds.

## Achievements

- Commercial jewelry debut in December 2020; consumer shipments began in mid-2021.
- Announced B Corp certification with a 96.5 impact score in February 2022.
- Ranked No. 7 in Fast Company’s 2022 Consumer Goods innovation list.
- Included in TIME’s Best Inventions of 2022.
- Public patent list includes U.S. patents 11,371,162; 11,585,011; 11,585,012; 11,713,250; and 11,760,643, issued during 2022-2023.

## Latest updates

- **2024-08** — JCK reported Grown Brilliance’s purchase of Aether’s assets; financial terms were undisclosed.
- **2024-09** — Shearman told JCK U.S. production faced competition from lower-cost Indian growers and discussed commercializing carbon-conversion technology through Loa Carbon.
- **2026-10** — Website observation, not a dated launch: Aether’s live custom-jewelry page names Grown Brilliance’s Truly Custom design team.

## Links

- Website: https://aetherdiamonds.com/
- LinkedIn: https://www.linkedin.com/company/aether-diamonds/
- Twitter/X: https://twitter.com/aetherdiamonds
- Instagram: https://www.instagram.com/aetherdiamonds/
- Facebook: https://www.facebook.com/aetherdiamonds
- TikTok: https://tiktok.com/@aetherdiamonds

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Profile page: https://yespress.io/aether-diamonds
Published by YesPress — https://yespress.io
Last updated: 2026-10-03