Alexander Calder Necklace, Estimate $400,000 – 600,000 Alexander Calder Necklace, Estimate $400,000 – 600,000 Related Posts:Alexander Calder spiral jewelleryGina Lollobrigida JewelleryRomantic steampunk jewellery by Anna UstinovaAmy Adams and Tim Burton for VogueAmerican jewelry designer Heinz BrummelMetal Speak jewellery