Liberty Ross Jimmy Iovine Uses Beats Money For Massive Engagement Ring

9/9/2015 6:44 AM PDT

Liberty Ross appeared to be leaning left Tuesday night ... probably because of the sheer weight of the enormous engagement ring on her finger.

Ross and fiance Jimmy Iovine --who has the Midas touch with both Interscope and Beats under his belt -- recently decided to tie the knot.

Score one for both.