A pair of Marina B. PNEU drop tourmaline, diamond and Black onyx earrings in 18K yellow gold with 104 round brilliant cut diamonds weighing a total of 1.88 CTTW. Comes with two interchangeable colors,  2 blue quartz , 2 green quartz
 
Designer: Marina B
Weight:43.65 grams
Length: 5.2 cm
Width: 2 cm at widest point
Main Stone: Diamond/Black Onyx
Diamond Weight: 1.88 CTTW
Metal Purity: 18k yellow gold
Hallmarks: MB 750 ITALY 
Era: Contemporary
Condition: Preowned, Excellent
Country of Origin: Italy