G-Shock Classic Collection featuring the GD350 Mens Watch with Vibration Alarm - YouTube
Mutewatch - silent vibrating alarm watch
Vibrating Alarm Watch | Expedition® Vibrating Alarm at Timex
Casio ldf-12] was searching for a vibration alarm watch, and most were too chunky for me (Gshock sized) but fortunately cane across this interesting piece...pretty unusual in many ways : r/casio
Watch with vibrating alarm - Black
Top 10 Best Vibrating Alarm Watches [List & Guide] - Millenary Watches