Hematite Seahorse Pendant Necklace Was £18.00 - Now £12.60! Quantity: at £12.60 each Add To Basket 1 in stock. Hematite seahorse pendant necklace with a copper bail and a rose gold plated chain with a rose gold heart toggle clasp. Necklace length 20 inches. Pendant height with bail 2.6 inches. Pendant width 0.9 inches.