Rare Vintage Givenchy monogram necklace

Beautiful necklace. Statement piece. Has a Greek goddess look. 20 inches adjustable to 16 inches length. Each logo link: 0.9 inch x 0.9 1 inch, 5 mm thickness. Signed, perfect condition. Made in France. Bought in USA paid shipping, duties and taxes plus exchange rates, $600 cad. Looking to get what I paid. Open to trades. 709 749-7959