Casio vs Seiko:Which is more popular?
In September 2026, Seiko had more branded searches than Casio among watch brands in Australia. Seiko had about 49,500 branded searches, while Casio had 40,500. Seiko made up 16% of all watch brand searches we track, and Casio accounted for 13.1%. When we asked ChatGPT and Google AI Overviews about watch brands, both Casio and Seiko appeared in all five answers. Seiko was mentioned before Casio in three out of five answers.
Who do people search for more?
Seiko, about 22% more searches than Casio
Who does AI mention more?
Both are mentioned in every answer we collected.
Who does AI recommend more?
Seiko, named ahead of Casio in 3 of 5 answers
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Top watch brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, both Casio and Seiko showed up in all five answers. Seiko was listed before Casio in three of them.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Seiko5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Casio5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Citizen5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Longines3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Tissot3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Fossil2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Rolex1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
TAG Heuer1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Omega0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Daniel Wellington0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about watch brands
5 answers
Asked ChatGPT
“What's the best watch brand for men in Australia?”
Asked ChatGPT
“Which affordable watch brand is good quality?”
Asked ChatGPT
“Which watch brand makes a good gift?”
Searched Google, AI Overview
“watches”
Searched Google, AI Overview
“mens watches”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in Australia on October 26, 2026.
Is Casio or Seiko more popular in search?
This chart shows how often people search Google for Casio and Seiko by name. Each line represents a brand's share of searches for all 11 watch brands we track, month by month, from searches in Australia.
Share of searches by month for Seiko, Casio. The figures are in the table below the chart.
View monthly share of searches table
| Month | Rolex | Seiko | Casio | TAG Heuer | Omega | Longines | Tissot | Citizen | Fossil | Daniel Wellington | Nixon |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 29.8% | 13.4% | 10.9% | 13.4% | 7.3% | 4.9% | 7.3% | 4.9% | 4% | 2.7% | 1.5% |
| Nov 2025 | 25.6% | 14% | 11.5% | 11.5% | 6.3% | 5.1% | 7.7% | 5.1% | 5.1% | 6.3% | 1.9% |
| Dec 2025 | 25.1% | 13.7% | 13.7% | 11.2% | 7.5% | 5% | 7.5% | 6.2% | 4.1% | 4.1% | 1.8% |
| Jan 2026 | 29.7% | 13.3% | 10.9% | 13.3% | 7.3% | 4.9% | 7.3% | 5.9% | 3.3% | 2.7% | 1.4% |
| Feb 2026 | 28% | 15.3% | 12.5% | 12.5% | 6.8% | 4.6% | 6.8% | 5.6% | 3.7% | 2.5% | 1.7% |
| Mar 2026 | 27% | 14.8% | 12.1% | 12.1% | 6.6% | 6.6% | 8.1% | 5.4% | 3% | 3% | 1.3% |
| Apr 2026 | 31.3% | 14% | 11.5% | 11.5% | 6.3% | 6.3% | 7.7% | 5.1% | 2.8% | 2.3% | 1.2% |
| May 2026 | 27.8% | 15.2% | 10.2% | 12.4% | 6.8% | 6.8% | 8.3% | 5.6% | 3.7% | 2% | 1.1% |
| Jun 2026 | 25.3% | 16.9% | 11.3% | 11.3% | 7.6% | 6.2% | 7.6% | 6.2% | 4.1% | 2.3% | 1.2% |
| Jul 2026 | 25.5% | 17% | 11.4% | 11.4% | 7.6% | 6.2% | 7.6% | 6.2% | 3.4% | 2.3% | 1.2% |
| Aug 2026 | 26.8% | 17.9% | 12% | 9.8% | 8% | 6.6% | 6.6% | 5.4% | 3.6% | 2% | 1.3% |
| Sep 2026 | 24% | 16% | 13.1% | 10.7% | 8.8% | 7.2% | 7.2% | 5.9% | 3.9% | 1.7% | 1.4% |
How has the Casio and Seiko comparison changed over the last 12 months?
3 findings
- Seiko was ahead of Casio in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Casio’s share of searches among watch brands in Australia moved from 10.9% to 13.1%, and its estimated monthly branded searches moved from 33.1K to 40.5K.
- Across the 12 months ending September 2026, Seiko’s share of searches among watch brands in Australia moved from 13.4% to 16%, and its estimated monthly branded searches moved from 40.5K to 49.5K.
How did search popularity change for Australia watch brands in September 2026?
2 changes
In September 2026, Casio gained share of searches among watch brands in Australia, from 12% to 13.1%.
In September 2026, Seiko lost share of searches among watch brands in Australia, from 17.9% to 16%.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Casio’s and Seiko’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.
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