During the investigation, Thatchaset confessed that he robbed the gold shop after suffering huge losses from trading stocks and bitcoin, The Bangkok Post reported.
He added that he needed funds to further invest in his personal business, and that he sold the stolen necklaces valued at least 17 million baht for 4 million baht in Myanmar.
Thatchaset allegedly tried to shoot himself during the arrest but was prevented by officers at the scene, according to local media reports.
Thatchaset was taken back to the gold store on Dec 13 where he re-enacted the robbery to the police.
