23. An antique 14 carat gold and platinum brooch with diamonds

An antique 14 carat gold and platinum brooch with diamonds
Approx 1900
The oval brooch set with old-cut diamonds of varying weight, gold setting and pin. With case, marked: Nico Heijkoop, Zeist
gross approx. weight 7.2 grams
Weight diamond approx. 3.70 carat
L. 3.1 cm

Estimate
€ 800 - 1.200
Hammer amount
€ 1.300