Women's white gold necklace with diamonds

Necklace with platinum pendant/brooch, 18 kt gold chain. It features 52 round and baguette cut diamonds of 2.00 ct estimated G/H color VS/SI estimated. Grams: 11.92. Pendant dimensions: 3.5cm x 3.5cm. Necklace length: 46 cm. It will be sent in a gift box with tracked and insured shipping. A certificate of authenticity of the object will be issued with characteristics of the stones and the material.