Mochica (modern-day Peru) gilded copper whistle in the shape of a musician, 3rd-6th century AD (lemmy.dbzer0.com)
Stunningly detailed gold plaque of a mounted Scythian, 400-350 BCE, found in the Black Sea region (lemmy.dbzer0.com)
6th-7th century AD Byzantine silver plate with an image of a bird, found in modern-day Ukraine (lemmy.dbzer0.com)