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Jean de Bailliencourt
Inventor and Engineer
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Cobalt Watch
A Casio F91W with a Voice AI module inside + Assistant App
Jun 2026
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Joined Product Hunt
April 16th, 2026
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Jean de Bailliencourt
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7h ago
Cobalt Watch - A Casio F91W with a Voice AI module inside + Assistant App
Cobalt Watch — The first AI voice assistant retro smartwatch. A modded Casio F-91W with built-in microphone, NFC, accelerometer. Send a WhatsApp, set an alarm, create a calendar event, start navigation. Hands-free, screen-free, no daily charging.
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