The bracelet is double signed, with Rolex on the inside of the clasp and with the Rolex coronet on the outside of the clasp. The bracelet is also signed B&S as it was made for Rolex by B. H. Britton & Sons, based in Birmingham UK, who were a Rolex contractor until 1973. The bracelet also carries a B&S patent number and is stamped as 14ct gold in three places.