18k yellow gold, large & rare H. Stern Aquamarine, Enhancer Pendent with GIA certificate. 
Pear shape natural fine blue aquamarine weighing approximately 30+ carat 
Oval cabochon, pink tourmaline, 110 round brilliant cut diamonds, 54, custom cut and calibrated square blue sapphires and one cabochon ruby. Pink Tourmaline piece has latch to remove aquamarie piece as well. 
Necklace cord for display purposes only.  
 
 
Designer: H Stern
Weight: 46.2 grams 
Main Stone: Aquamarine Approx. 30+ carat
Aqua Measurements:23.43 x 19.41 x 13.28
Diamond Weight: Approx. 3.5 cttw 
Metal / Purity: 18k Yellow Gold 
Hallmarks: Makers Mark 750
Era: Contemporary 
Condition: Pre-Owned, Excellent Condition Normal signs of wear