Antique tie pin in 18K. Gold and Peridot. End 19. Start 20. Century

Antique tie pin in 18K. Gold and Peridot. End 19. Start 20. Century. Needle in gold with silver-plated mounting to 5 oval-cut Peridots. Total weight: 3 g. Dimensions: approx. 6,7x0,8 cm. Condition: Appears unmarked, but acid-tested, otherwise see images.