18 ct. yellow gold. Open worked crown with diam. of in total c. 2 ct. TW.vvsi.: 52 circular cut diam., 2 diam. in triangle cut, 2 baguette-diam. and 2 ovale diam. In the center 2 navette shaped, faceted cut citrines of in total c. 1,67 ct. 4 x 3,8 cm.