*Rendered after applying your Marble material.  No adjustments to any settings.  I'm not sure what's going on with the curved top part - it looks separated.

*You have unwelded seams between the curve and the verticals, and when poser applies smoothing angle during rendering, they appear separated - since each smooths out on their own.  Welding those edges is a way of telling it that even after smoothing they need to be touching.

Hi, my namez: "NO, Bad Kitteh, NO!"  Whaz yurs?
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