Never wear diamonds when doing rough work. Even though diamond stud are durable they can be chipped by a hard blow.
Remember, all diamonds are not created equal. Two diamonds of equal Carat Weight may vary substantially in price due to their Cut, Colour and Clarity. The carat weight of wedding ring is a very important determining factor in their value.
a flawless wedding bands is no more beautiful to the unaided human eye than a grade in the middle of the scale. Once again, extremely subtle differences in clarity are very important to determine rarity, but only affect beauty when in the very low end of the scale.