Staff from Assay Office Birmingham recently visited the new building project to see how work was coming along. [caption id="attachment_10867" align="aligncenter" width="410"]

Congratulations to Rob Bosworth of Signet Trading Ltd, who is the winner of this week's competition! Along with a 10x Magnification Loupe and a handy Selvyt Cleaning Cloth, Rob has also bagged himself some great Assay Office Birmingham gifts, which include a Cracking the Code DVD and an Enamel Anchor Pin Badge!

The most complicated handmade watch, the Henry Graves Supercomplication, has been sold at auction for 20.6m Swiss francs (£13.4m). A "complication" is a technical term referring to any feature on a watch which is in addition to simply telling the time. The Supercomplication, made by Patek Philippe in 1932, has 24 of them including Westminster chimes, a perpetual calendar, sunrise and sunset times, and a celestial map of New York as seen from Graves's apartment on Fifth Avenue. Ass…