2 17th century verge movements. Includes movement marked N. Chamberlaine (Nathaniel Chamberlaine active 1660s?) deep movement with Egyptian pillars and spring pre tensioner worm under the barrel, finely pierced and chased balance cover featuring the face of Chronos, an urn and phoenix, balance poised; and another movement with filigree pillars, balance A/F. Diameter 39m m.