Bow brooch with 16 sapphires,

Bow brooch with 16 sapphires, totalling ap. 0.7 ct, 16 brilliant and 25 single cut diamonds, totalling ap. 0.9 ct, medium colour and clarity, 18K white gold, 14.4 g, L x W: 52 x 30 mm, mid 20th century, minimal signs of wear.