LONDON, ENGLAND - NOVEMBER 27:  Prince Harry and Meghan Markle, ring detail, attend an official photocall to announce the engagement of Prince Harry and actress Meghan Markle at The Sunken Gardens at Kensington Palace on November 27, 2017 in London, England.  Prince Harry and Meghan Markle have been a couple officially since November 2016 and are due to marry in Spring 2018.  (Photo by Karwai Tang/WireImage)
LONDON, UNITED KINGDOM - NOVEMBER 27: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Prince Harry and Meghan Markle attend an official photocall to announce their engagement at The Sunken Gardens, Kensington Palace on November 27, 2017 in London, England.  Prince Harry and Meghan Markle have been a couple officially since November 2016 and are due to marry in Spring 2018. (Photo by Max Mumby/Indigo/Getty Images)
LONDON, UNITED KINGDOM - NOVEMBER 27: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Prince Harry and Meghan Markle attend an official photocall to announce their engagement at The Sunken Gardens, Kensington Palace on November 27, 2017 in London, England.  Prince Harry and Meghan Markle have been a couple officially since November 2016 and are due to marry in Spring 2018. (Photo by Max Mumby/Indigo/Getty Images)
LONDON, UNITED KINGDOM - NOVEMBER 27: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Prince Harry and Meghan Markle attend an official photocall to announce their engagement at The Sunken Gardens, Kensington Palace on November 27, 2017 in London, England.  Prince Harry and Meghan Markle have been a couple officially since November 2016 and are due to marry in Spring 2018. (Photo by Max Mumby/Indigo/Getty Images)
LONDON, UNITED KINGDOM - NOVEMBER 27: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Prince Harry and Meghan Markle attend an official photocall to announce their engagement at The Sunken Gardens, Kensington Palace on November 27, 2017 in London, England.  Prince Harry and Meghan Markle have been a couple officially since November 2016 and are due to marry in Spring 2018. (Photo by Max Mumby/Indigo/Getty Images)