Sterling Silver Octopus Tentacle Charm .925 Sterling Silver Octopus Pendant Charm: 25mm x 8mm x 3.5mm Length includes 5mm jump ring. Available on 16" or 18" solid sterling silver delicate 1.3mm cable chain. 925 Sterling Silver Adjustable Ring is 20mm x 15mm Octopus Tentacle Stud Earrings: 15mmx4mm sterling Silver Octopus Tentacle Charm Necklace .925 Pendant. Earrings Jewelry