You'll enjoy the easy sophistication of this pear-shaped lab-created opal and white lab-created sapphire bypass ring - a beautiful choice for day or night. Crafted in sterling silver with 14k rose gold plate this look glistens with a 9. 0 x 7. 0mm pear-shaped iridescent lab-created opal cabochon. The bypassing ribbons of the shank shimmer with white lab-created sapphires. Opal is the traditional birthstone for october and embodies long and lasting love.