Vintage Style Solitaire Diamond Engagement Ring in 14kVintage Style Solitaire Diamond Engagement Ring in 14k. This modern engagement ring features a 1. 13 carat transitional cut diamond and is beautifully set in 14 karat yellow gold. The beautiful crown basket adds some nice detail to the side view of the ring, with neat metal work creating open spaces. There is also lovely engraving on the sides of the shoulders with chevrons running down the tops.