Jordyn Woods made sure her boyfriend, NBA star Karl-Anthony Towns, was shinin' on his 28th birthday ... gifting him a massive diamond ring AND an iced-out chain!!
The Timberwolves center celebrated yet another trip around the sun on Wednesday ... and even though Minnesota had to play a game against the Suns, his lady made sure his cake day wasn't all about work.
In a video she shared on her social media page, you can see she gifted KAT the diamond set after the Wolves' loss in Phoenix .