Floyd Mayweather Stunts On The Gram & Shows Off Fiancé's 25-Carat Ring [PHOTOS]

Undefeated boxing champ Floyd Mayweather and his on-again, off-again girlfriend Miss Jackson proved to the world that they are together and better than ever!

On Instagram, Mayweather showed off not only the 25-carat diamond ring he purchased for his soon-to-be wifey, but he also showed off her 50-carat diamond bracelet and her other extravagant wrist bling.

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Sheeeeesh! Must be nice.

But you know what they say, diamonds are a girls best friend!