Solitaire Marquise Cut Diamond Engagement Ring in Yellow Gold.  This dazzling modern engagement ring features a .96 carat marquise cut diamond with two (2) .05 carat round brilliant cut diamond accents set in 14 karat yellow gold. The marquise cut is a fancy alternative to the traditional round cuts that has been getting quite popular! The shape of the stone allows for a much larger diamond look than you might expect for a stone of its weight. A perfect engagement ring for someone looking for something beautiful and a little out of the ordinary!