c1920's 14k/Jade Art Deco Period Necklace. Great necklace from the second<br>quarter of the 20th century with no issues. 16" long 15.5 grams, Marked and<br>tested 14k gold. Manufacturer/gold mark shown in last pic. I have seen this mark<br>on other Chinese exported jewelry from the period but I never tried to figure<br>out who it was.