AN ALBERT CHAIN WITH AN 18CT BLOODSTONE SWIVEL FOB SEAL, The graduated curb chain with a T-shaped clasp, adjustable lenght, maker's mark 'B.B.&Co.', stamped '375' on each link, length 34.4cm, to an 18ct yellow gold swivel fob seal, set on one side with a slab of carved bloodstone chalcedony and on the other side with a polished carnelian chalcedony, maker's mark 'EC', UK hallmark, dimensions approx. 2.8 x 2.7cm, total gross weight approx. 52.0 grams