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In the 2007 Southeast Asian Games, having switched to Olympic Trap from mid-2006, he won the individual and team Olympic Trap event; beating teammate Lee Wung Yew and Thailand's Atig Kitcharoen for the individual gold medal. Amat was also in the team that won the Olympic Double Trap team gold medal. Together with teammates Lee Wung Yew and Choo Choon Seng, Amat became a select group of SEA Games shooting athlete who have won both individual trap and double trap titles.
Amat won the Meritorious Award for Sports in 2006 and 2008.