Charming antique Belle Époque / Victorian era French 18k yellow gold and sterling silver stick pin. Featuring the profile of a bird, the head crafted from gold and silver set with 11 rose cut diamonds and 4 rubies. Having a ported back, allowing light to pass freely through each diamond, resulting in greater brilliance and shine as the pin is worn. Measures 2 7/8" length. Weighs 2.1 grams. Hallmarked with the French control mark indicating 18k gold content, in the form of a horse's head. This hallmark was in use between 1838 and 1919, and was struck on gold jewelry or jewelry containing gold parts. In good antique condition. Housed in an old fitted presentation box measuring 3 1/4" length.