Knit Sweater of Adam DeVine as Kelvin Gemstone in "The Righteous Gemstones" Hello, chic connoisseurs! Kelvin Gemstone, played by actor Adam DeVine, is seen wearing knit sweater in The Righteous Gemstones TV Show.#011 – The Righteous Gemstones – Season 3 Episode 9 (Timecode – H00M00S10)🛒 Shop Similar