Antique diamonds turquoise gold brooch

Description:

We present an important museum-quality 18th century antique brooch full of 87 old-cut diamonds that weigh approximately ct. 4. The closed setting of the stones is typical of that period. 6 turquoise complete this magnificent brooch. Down three pendants with 3 drop-shaped diamonds. All is mounted in 18K Gold (touchstone tested). This brooch can be worn also as a pendant.
Probably French, we have noticed a similar style brooches on some French paintings of that period. Mid of 18th century. It is in perfect conditions.