Here is a $3,000 Italian made Turquoise Double Strand Necklace in 18k gold. This is part of a collection of estate jewelry that will be auctioned this week. This will be pretty to wear with your Turquoise color outfits. The piece is marked 18k Italy. This has a retail replacement cost of $3,000 and it will be auctioned to the highest bidder at $1 No Reserve.