Chunky Loop Semi-Hollow but very weighty necklace Push box clasp with figure eight safety. 18k yellow gold 
 
Weight: 128.1 grams
Length: 16.5''
Width: 14.33mm
Metal / Purity: 18k yellow gold
Hallmarks: 750
Era/Style: Contemporary
Condition: Pre-Owned, Excellent Condition, Normal signs of wear