PLATINUM AND DIAMOND BROOCH

Containing 42 baguette, 19 round brilliant, 11 pear shaped and four marquise cut diamonds weighing approximately 18.00 carats total. 2 1/2 x 1 3/4 inches. 
Stamp: 62223. 
Gross weight: 17.05 dwt.
The brooch measures approximately 2 1/2 x 1 3/4 inches.
Acid test indicates platinum.