H Stern Cobblestone Rose Quartz Amethyst and Diamond ring. From the Cobblestone Collection features two asymmetric rectangular stones and 18k Yellow Gold tapered band lined with 3 diamonds on each side. 
 
Designer: H Stern
Weight: 23.4 grams 
Width: 1''
Size: 8
Main Stone: Rose Quartz
Rose Quarts Measurements: 24.8 x 14.11 mm
Amethyst Measurements: 23.5 x 13.67 mm
Diamond Weight: (12) Approx. 0.08 CTTW
Metal / Purity: 18k Yellow Gold
Hallmarks: S 750 
Era: Contemporary 
Condition: Pre-Owned, Great Condition, Normal signs of Wear on shank