on tuesday, she was regal in eye catching crimson for a state banquet at buckingham palace alongside the queen and the duke of edinburgh last night saw mexican first lady angélica rivera on dazzling form for the second day in a row as she dressed up in a floor length black dress and diamonds for a banquet hosted by the lord mayor of london ms rivera, 45, and her husband enrique peña nieto, 48, are currently on a state visit to the uk, which began with a ceremonial welcome at horse guards parade scroll down for video  glamorous: all eyes were on angelica rivera as she dazzled in diamonds at a london banquet  all smiles: she joined the lord mayor's wife gilly yarrow (left) at a banquet hosted by the city of london  there, the glamorous political wife was spotted winking at the royals as she arrived with her husband, before smiling and laughing her way through the ceremony   indulged by an equally cheerful queen ms rivera, a former soap star, was then squired on a tour of the royal collection by a clearly charmed duke of edinburgh, with the pair seen deep in conversation as they inspected a saddle presented to prince philip during a visit to mexico in 1975 her whirlwind tour also included a solo visit to the set of downton abbey alongside the countess of wessex yesterday, with her husband spending much of the day at downing street instead but it was for the final evening of her stay that ms rivera really pulled out all the stops, arriving at london's guildhall in a spectacular floor length black dress, teamed with a pair of diamond drop earrings and a matching bracelet big arrival: mexican president enrique peña nieto and his wife arrive at the london guildhall  glamorous: ms rivera was chic in a floor length gown while her husband was dapper in white tie  striking: ms rivera's dress contrasted with the colourful crimson number worn on tuesday night  for me? ms rivera clutches a posy of spring flowers as she processes through the guildhall  pretty: ms rivera wore her hair in a soft up do, showing off a pair of dazzling diamond earrings in the process  matching: along with her stunning diamond earrings, she wore a pretty diamond bracelet  the banquet, which was hosted by the lord mayor of london, alderman alan yarrow, and the city of london corporation, is a state visit tradition, with invitations extended to all visiting heads of state ms rivera, who was presented with a pretty bunch of spring flowers as she arrived, spent much of the evening chatting happily to the duke and duchess of gloucester, who were also at the event, and mrs gilly yarrow, the wife of the lord mayor on arrival, the couple were welcomed with a  royal salute fired from the cannons at the tower of london during which a total of 62 shots were fired   the basic 21 gun royal salute, plus another 20 because the tower is a royal palace and a further 21 for the city of london the mexican national anthem was then played and president peña nieto was invited to inspect a guard of honour before making his way inside at the end of the banquet, both president peña nieto and lord mayor yarrow made speeches   in president peña nieto's case, for the second night in a row today will see the presidential couple fly to aberdeen to meet with alistair carmichael, the secretary of state for scotland, following a formal farewell from the queen chic: the mexican first lady has won plaudits for her sense of style during her visit to the uk  glamorous: ms rivera processes into the guildhall alongside the lord mayor's wife, gilly yarrow (left) dazzling: ms rivera kept warm for the official photographs courtesy of a fur lined shrug  pomp: the couple's arrival was announced with a royal salute fired from  the tower of london  sign on the dotted line: president peña nieto adds his name to the visitor's book ahead of the banquet  and again: ms rivera then added her name to the book before the procession began  high powered: prince richard of gloucester (right) and his wife birgitte (second left)  were also there 
enrique peña nieto prince richard gloucester the london guildhall angélica rivera birgitte
angélica rivera dazzled in a floor length black gown and diamonds  she and husband enrique peña nieto were at the london guildhall  were joined by prince richard, duke of gloucester, and his wife birgitte 