17 Inches Long Crafted In Solid 10k Yellow Gold With Genuine Diamond/Opal Necklace Pre Owned But Never Worn! Photos 4-5 Shows Coin Size Comparison And Caliper . Some Photos Are Zoomed Photos 3-6 Show Gold Stamps This Has Been Acid Tested And Professionally Tested . Please View My Other 10k, 14k, , Kay Jewelers , Zales , Vintage , , White Gold. Rose Gold, Yellow Gold , Gemstones , Wedding Rings Art Deco Fine Jewelry, Engagement/Wedding Ring . Solid Gold Diamonds , Opals,Ruby’s,Emerald,Gemstones,A