Seaweed Entwined Porthole Pendant Necklace Seaweed Entwined Porthole Pendant Necklace Seaweed Entwined Porthole Necklace 18 inch Sterling Silver Necklace £45.00 Quantity: at £45.00 each Add To Basket Made from silver wire, melted scrap silver to form a porthole design with entwined seaweed and added hamemred texture. This piece is a simple nod to the those sought after beach days. Supplied on an 18 inch fine curb chain. Made by our local jewellery designer Karen at Serennu. Karen only works with 100% sterling silver and precious stones.