Both can signify made of gold and/or of the color of gold However, I seem to see more golden with the meaning of the color of gold these days. will be appreciated is best in my opinion, as you don't want to imply that any reservations may exist in your offering that appreciation (which might be construed to exist with would ); IMO, will is firmer; however, would is more polite in many circumstances (but IMO not here). difference between A and B gets my vote
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