A small safety pin design gold brooch by Cartier

A small safety pin design gold brooch by Cartier, set with two pearls and with white enamel decoration, signed to the reverse with obscured Cartier signature. Made in France, French control marks. Fitted case by Cartier. Possibly resembling a nappy pin the celebrate the birth of a baby. And a gold stock pin alternately set with calibré cut rubies and rose cut diamonds. Cased by Dibden.