--- title: "Brilliant Earth vs Rare Carat: Which is searched more in the United States?" description: "Is Brilliant Earth or Rare Carat more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Lab-grown diamond jewelers set in the United States. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time." canonical: "https://gobrandwave.com/demand/us/categories/us-lab-grown-diamond-jewelers/compare/brilliant-earth-vs-rare-carat" publisher: "Brandwave" --- # Brilliant Earth vs Rare Carat: Which is searched more in the United States? Is Brilliant Earth or Rare Carat more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Lab-grown diamond jewelers set in the United States. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time. ## Key facts - **Compared**: Brilliant Earth and Rare Carat - **Competitive set**: Lab-grown diamond jewelers - **Market**: United States - **Month measured**: Sep 2026 - **Brilliant Earth Share of Search**: 57.4% - **Rare Carat Share of Search**: 17% ## Is Brilliant Earth or Rare Carat more popular in search? - In September 2026, Brilliant Earth had more branded searches than Rare Carat among lab-grown diamond jewelers in the United States. Brilliant Earth had about 305,000 branded searches, while Rare Carat had 90,500. Brilliant Earth made up 57.4% of all lab-grown diamond jeweler searches we track, and Rare Carat accounted for 17%. - Brilliant Earth was ahead of Rare Carat in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Brilliant Earth’s share of searches among lab-grown diamond jewelers in the United States moved from 58.2% to 57.4%, and its estimated monthly branded searches moved from 309K to 305K. - Across the 12 months ending September 2026, Rare Carat’s share of searches among lab-grown diamond jewelers in the United States moved from 13.9% to 17%, and its estimated monthly branded searches moved from 74K to 90.5K. ## Top lab-grown diamond jewelers in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, Brilliant Earth appeared in all five answers. Rare Carat was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. Brilliant Earth was listed before Rare Carat in three out of five answers. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | Brilliant Earth | 1st | 3 of 3 | 2 of 2 | 5 of 5 | | Ritani | 2nd | 3 of 3 | 0 of 2 | 3 of 5 | | Rare Carat | 3rd | 3 of 3 | 0 of 2 | 3 of 5 | | Blue Nile | 4th | 3 of 3 | 0 of 2 | 3 of 5 | | With Clarity | 5th | 1 of 3 | 2 of 2 | 3 of 5 | | Grown Brilliance | 6th | 1 of 3 | 1 of 2 | 2 of 5 | | VRAI | 7th | 1 of 3 | 0 of 2 | 1 of 5 | | Clean Origin | 8th | 1 of 3 | 0 of 2 | 1 of 5 | | Frank Darling | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Keyzar | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Ada Diamonds | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Kimaï | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about lab-grown diamond jewelers - Asked ChatGPT "Which lab-grown diamond jeweler should I buy from in the US?": 1. Ritani, 2. Rare Carat, 3. Blue Nile, 4. Brilliant Earth - Asked ChatGPT "What are the best lab-grown diamond jewelers in the US?": 1. Brilliant Earth, 2. Ritani, 3. Blue Nile, 4. Grown Brilliance, 5. VRAI, 6. With Clarity, 7. Rare Carat - Asked ChatGPT "What's the best lab-grown diamond jeweler in the US for an engagement ring?": 1. Rare Carat, 2. Brilliant Earth, 3. Blue Nile, 4. Clean Origin, 5. Ritani - Searched Google, AI Overview "lab grown diamonds": 1. Brilliant Earth, 2. Grown Brilliance, 3. With Clarity - Searched Google, AI Overview "lab grown diamond engagement rings": 1. With Clarity, 2. Brilliant Earth Not named in any answer: Frank Darling, Keyzar, Ada Diamonds and Kimaï. Brands are listed in the order each answer named them. The answers were collected in United States on October 22, 2026. ## How did search popularity change for United States lab-grown diamond jewelers in September 2026? - In September 2026, Rare Carat gained share of searches among lab-grown diamond jewelers in the United States, from 16.5% to 17%. ## Month by month | Month | Brilliant Earth estimated searches | Brilliant Earth Share of Search | Brilliant Earth rank | Rare Carat estimated searches | Rare Carat Share of Search | Rare Carat rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 309K | 58.2% | 1 | 74K | 13.9% | 2 | | Nov 2025 | 373K | 55.4% | 1 | 90.5K | 13.4% | 2 | | Dec 2025 | 375K | 55.1% | 1 | 90.5K | 13.3% | 3 | | Jan 2026 | 375K | 56.7% | 1 | 90.5K | 13.7% | 2 | | Feb 2026 | 305K | 49.7% | 1 | 74K | 12.1% | 3 | | Mar 2026 | 319K | 48.6% | 1 | 74K | 11.3% | 3 | | Apr 2026 | 311K | 52.6% | 1 | 74K | 12.5% | 3 | | May 2026 | 390K | 61.1% | 1 | 74K | 11.6% | 2 | | Jun 2026 | 351K | 61.9% | 1 | 74K | 13.1% | 2 | | Jul 2026 | 362K | 62.2% | 1 | 74K | 12.7% | 2 | | Aug 2026 | 313K | 57% | 1 | 90.5K | 16.5% | 2 | | Sep 2026 | 305K | 57.4% | 1 | 90.5K | 17% | 2 | ## How each brand is measured Brandwave collects information about searches that people make online using Brilliant Earth’s and Rare Carat’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading. - **Brilliant Earth**: Measured on the search terms “brilliant earth” and “brilliant earth engagement rings”, summed into one figure. - **Rare Carat**: Measured on the search term “rare carat”. - [Brilliant Earth profile](/demand/us/brands/brilliant-earth) - [Rare Carat profile](/demand/us/brands/rare-carat) - [All lab-grown diamond jewelers in the United States](/demand/us/categories/us-lab-grown-diamond-jewelers): The set both shares are measured inside, 12 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is Brilliant Earth or Rare Carat more popular in search? In September 2026, Brilliant Earth had more branded searches than Rare Carat among lab-grown diamond jewelers in the United States. Brilliant Earth had about 305,000 branded searches, while Rare Carat had 90,500. Brilliant Earth made up 57.4% of all lab-grown diamond jeweler searches we track, and Rare Carat accounted for 17%. ## Cite this page Brandwave. "Brilliant Earth vs Rare Carat: Which is searched more in the United States?". https://gobrandwave.com/demand/us/categories/us-lab-grown-diamond-jewelers/compare/brilliant-earth-vs-rare-carat This page is also available as HTML at https://gobrandwave.com/demand/us/categories/us-lab-grown-diamond-jewelers/compare/brilliant-earth-vs-rare-carat. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.