Adam Dirks and Bethany Hamilton
08/21/2013 at 07:00 AM EDT
Talk about being totally stoked!
Pro surfer and shark-attack survivor Bethany Hamilton and new husband Adam Dirks are beaming on their wedding day
, and PEOPLE has the first photo from the nuptials.
tied the knot on Aug. 18 in front of 300 friends and family members at a secluded 130-acre estate on Kauai's north shore, near the town where Hamilton grew up.
"It was the most amazing day of my life," says Hamilton, who wore a Lazaro-designed gown for her laidback ceremony (most guests went barefoot), later changing into a handmade reception dress created by local boutique A. Ell Design.
Now 23, Hamilton lost her left arm
to a 15-ft. tiger shark's bite in 2003. The story
of her return to competition inspired the 2011 movie Soul Surfer
She and Dirks, 25, met on a blind date last year. He works on Kauai with the Christian-based Young Life organization as a youth ministry volunteer.
For the full story on Hamilton's wedding, pick up this week's issue of PEOPLE, on newsstands Friday