Antique Imperial Russian Diamond and Black Enamel 14K Gold Locket Bracelet

Era: Imperial Russian (Tsarist era)
Origin: Russian 
Material: 14k rose gold, black enamel
Gemstones: diamonds 
Dimensions: 2 inch diameter
Weight: 76.5 grams
Circa: 1853

Bears the the official Imperial Russian purity mark using the zolotnik system and the Cyrillic-style maker's mark. Engraved in French, the official language of the Imperial Russian Court and high society. 

Monogram cipher reads most legibly as "A.D.", "A.P.", or a combined three-letter monogram like "A.S.D." or "A.E.D."

Mourning jewelry design with hair encased in the locket as customary to celebrate or memorialize a loved one