[0:00]In 1981, a bulldozer operator named Berto Morales was clearing land for an irrigation project in Surigao del Sur when he accidentally unearthed the ceramic jar.
[0:12]When the jar broke, it revealed one of the most significant archaeological finds in Southeast Asian history, over 30 kilograms of high-purity gold artifacts.
[0:22]This collection, now known as the Sudigao treasure, provides material evidence of the sophisticated Rajanate of Butuan.
[0:32]The find included heavy armbands, intricate necklaces, and 10-foot-long waist chains.
[0:38]Unlike common trade coins, these were ceremonial objects of immense craft.
[0:44]What fascinates historians most is the technical purity of the metal.
[0:49]Laboratory tests confirmed the gold is between 22 and 24 carats.
[0:54]This indicates that ancient Filipino metallurgists possessed advanced refining capabilities and chemical knowledge