Lab-grown diamonds have many of the same properties as natural diamonds but are created through a much more environmentally friendly process. In addition, lab-grown diamonds are often less expensive than natural diamonds.

Yes, lab-grown diamonds can increase in value over time. The value of a lab-grown diamond is based on the quality of the diamond. Most people won't want to resell their lab-grown diamonds, but it's still possible.

Cubic zirconia is often used as a cheaper alternative to diamonds but does not have the same properties. Cubic zirconia is softer than diamond, and it is not as durable. In addition, cubic zirconia can turn yellow over time, while diamonds will maintain their color.

Moissanite is another diamond alternative but does not have the same properties as diamonds. Moissanite is harder than cubic zirconia but is not as hard as diamond. In addition, moissanite can turn yellow over time, while diamonds will maintain their color.