Moon brooch in yellow gold, silver, pearls and diamonds

A brooch depicting a moon set with pearls and diamonds on silver. Made of 14k yellow gold (585/1000) and 925 silver. Three white cultured pearls (one approximately 3.53 mm in diameter and two approximately 2.89 mm in diameter) and ten old-cut diamonds totaling approximately 0.27 carats. Motif dimensions: 2.80 cm x 2.21 cm. Thickness including the stem: 0.95 cm. Scallop shell hallmark. Excellent condition.