For the modern mom, this oval-shaped blue and white lab-created sapphire "mom" ring is certain to make a style statement. Fashioned in cool 10k white gold the letters of the word "mom" - sculpted in a sophisticated font - shimmer with white lab-created sapphires. For a pop of colour, a 5. 0 x 3. 0mm oval-shaped bright blue lab-created sapphire glistens inside the letter "o".