Laboratory diamonds and their environmental impact

How does the environmental impact of a product influence your purchasing decisions?

Laboratory-Grown diamonds and Mined diamonds.
1.Suppose a Lab-Grown Diamond comes from a laboratory with environmental and sustainable certification. Would you choose one over a mined diamond, even if they have little value or rarity?(Required.)
2.If you could have a 2.00 carat lab-grown diamond for the same price as a 0.50 carat natural diamond, which would you choose?(Required.)
3.Do you believe Lab-Grown diamonds are an ethical and environmental choice over mined diamonds?(Required.)