Bar brooch with old-cut diamond

Bar brooch with old-european-cut diamond approx. 0.10 ct, WHITE (H)/SI, 14K yellow gold/white gold, 2.7 g, L: approx. 53.8 mm, W: approx. 1.1 - 5.9 mm, mid 20th century, minor signs of wear, needle slightly bent, diamond with notch.