The men's platinum 1/2 carat diamond solitaire ring from Apples of Gold Jewelry is set with a 0.50 carat diamond solitaire center stone in H Color, SI clarity.
The ring measures 8.2mm wide at the shoulder of the men's ring and graduates to 2.32mm at the bottom shank of the ring. The face of the ring is approx. 9.7mm.
Also available in white or yellow gold, shown below.