How much is a 1/4 carat diamond necklace worth?

A 1/4 carat diamond necklace is worth around $600-$700. This price range depends on the quality of the diamond and the setting of the necklace. A higher quality diamond or a more intricate setting will be on the upper end of this price range, while a lower quality diamond or a simpler setting will be on the lower end. Ultimately, the worth of a 1/4 carat diamond necklace is based on the individual piece and cannot be generalized.