PR photography of the perfect diamond engagement ring by Scott Douglas, Saturday, November 30th, 2019 The perfect diamond solitaire engagement ring, with perfect cut, clarity, colour and carat. Photo by PR agency Holyrood PR in Edinburgh, Scotland by Scott Douglas, Saturday, November 30th, 2019 The perfect diamond solitaire engagement ring, with perfect cut, clarity, colour and carat. Photo by PR agency Holyrood PR in Edinburgh, Scotland The perfect diamond solitaire engagement ring, with perfect cut, clarity, colour and carat. Photo by PR agency Holyrood PR in Edinburgh, Scotland