Photographs: Reuters.
Businesses have cashed in on the royal wedding with a wide variety of merchandise. The William and Kate-themed merchandise are estimated to result in sales of over $40 million.
The stamps feature photographs of the couple by Mario Testino.
Check out the range of products with the royal couple...
The royal couple turn into 'products'
A student Jireh Mondejar shows gold-plated souvenir coins, bearing the image of Prince William and Kate Middleton, in Makati, the financial district of Manila. The coins were given to Mondejar by his father, who bought them in China.
The royal couple turn into 'products'
Various items are displayed at an exhibition on Royal Wedding souvenirs at a shopping mall in Hong Kong.
The royal couple turn into 'products'
Photographs: Luke MacGregor/Reuters.
A limited edition Princess Catherine Engagement Doll is pictured during its launch at Hamleys toy shop in London. The doll, made to resemble Prince William's fiancee Kate Middleton, has been dressed and accessorised by seven award-winning British designers, with 1 pound from each purchase going to the Help For Heroes charity.
The royal couple turn into 'products'
Commemorative packets of 'Love Hearts' sweets to mark the wedding of Britain's Prince William to Kate Middleton are seen in Manchester, northern England. The sweets were first manufactured in 1933 by the Swizzels Matlow company and previous special editions have also marked Prince William's 21st birthday.
The royal couple turn into 'products'
A worker poses with bottles of "Kiss Me Kate" ale at a Morrisons supermarket in Leicester, central England. Castle Rock Brewery have produced the beer to mark the forthcoming wedding between Britain's Prince William and Kate Middleton.
The royal couple turn into 'products'
Photographs: Reuters.
A copy of an illustration from a book entitled 'Knit Your Own Royal Wedding' shows knitted figures of Britain's Prince William and Kate Middleton. The book, by Fiona Goble, gives instructions on how to knit figures that look like Prince William, Kate Middleton and other members of the royal family, as well as the Archbishop of Canterbury.
The royal couple turn into 'products'
Photographs: Reuters.
Official Royal Wedding commemorative is displayed at the Queen's Gallery shop on Buckingham Palace Road. The product has been produced to mark the wedding between Britain's Prince William and Kate Middleton.
The royal couple turn into 'products'
A five pound Royal Wedding commemorative coin, marking the wedding of Britain's Prince William and Kate Middleton, is seen at the Royal Mint in Cardiff, Wales.
The royal couple turn into 'products'
A souvenir note pad on sale to mark the forthcoming wedding of Britain's Prince William and Catherine Middleton is seen at a shop in London.
The royal couple turn into 'products'
Images of Britain's Prince William and Kate Middleton are seen on a souvenir wedding plate designed by, the then, high street retailer Woolworths.
The royal couple turn into 'products'
Unofficial royal wedding plates for the forthcoming wedding of Britain's Prince William and Kate Middleton are displayed in a shop in London.
The royal couple turn into 'products'
Photographs: Darren Staples/Reuters.
A pump clip showing the 'Kiss me Kate' ale is seen in the Swan in the Rushes pub, in Loughborough, central England. Castle Rock Brewery have produced the beer to mark the forthcoming wedding between Britain's Prince William and Kate Middleton.
The royal couple turn into 'products'
Souvenir jewellery boxes on sale to celebrate the wedding of Britain's Prince William and Catherine Middleton are seen at a shop in London.
The royal couple turn into 'products'
Photographs: Paul Hackett/Reuters.
Souvenir postcards on sale to mark the forthcoming wedding of Britain's Prince William and Catherine Middleton are seen at a shop in London.
The royal couple turn into 'products'
Photographs: Paul Hackett/Reuters.
Souvenir silver plated spoons on sale to mark the forthcoming wedding of Britain's Prince William and Catherine Middleton are seen at a shop in London.
The royal couple turn into 'products'
Photographs: Paul Hackett/Reuters.
A souvenir picture frame on sale to mark the forthcoming wedding of Britain's Prince William and Catherine Middleton is seen at a shop in London.
The royal couple turn into 'products'
A worker arranges souvenir mugs and plates, made to mark the engagement between Britain's Prince William and Kate Middleton, at Aynsley China in Stoke-on-Trent, central England. The mugs and plates were part of a pre-production run prior to full production.
The royal couple turn into 'products'
An Australian 50-cent coin commemorating the royal engagement of Britain's Prince William to Kate Middleton. The official royal engagement coin was released for sale for the first time at the Royal Australian Mint in Canberra.
The royal couple turn into 'products'
Photographs: Marcelo del Pozo/Reuters.
An image of Prince William and Kate Middleton is seen on a souvenir in London.
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