Credit: Ryan Haines / Android Authority TL;DR Garmin may have unintentionally confirmed the existence of the Marq Gen 3. References to the smartwatch were spotted on several of the company’s Spanish-language support pages. When it comes to keeping unannounced products under wraps, Garmin is not exactly the best. Earlier this year, Garmin accidentally tipped the internet off to the existence of the Cirqa Smart Band. The screenless WHOOP and Google Fitbit Air competitor went on to leak multiple times before it ultimately launched in July. It seems similar events are playing out today, as Garmin may have unintentionally revealed the…