During a jaw-dropping performance aboard the RCCL Quantum of the Seas in 2015, Sydnie Christmas tackled the iconic ballad in a way that left the audience speechless.

Known for its challenging notes and emotional depth, Diamonds is no easy feat. But Sydnie didn’t just sing it—she soared, literally. Suspended at incredible heights as part of the StarWater show, she delivered each lyric with a deep, rich tone and unmatched passion that resonated with every listener.

Watch her performance below.

Her control and precision were nothing short of extraordinary, especially given the physical demands of performing mid-air. Fans couldn’t help but marvel at how flawlessly she nailed the song’s most difficult moments.

What to know about Diamonds

Released in 2012 by global superstar Rihanna, Diamonds became an instant hit, topping charts worldwide. Written by Sia, the song is celebrated for its hauntingly beautiful lyrics and powerful melody. Its universal appeal has inspired countless covers, but few manage to capture its emotional weight like Sydnie’s breathtaking interpretation.