Complex sentence: Lamberson's silver bodied flutes can easily sell for over $3,000 and his more rare white gold models for up to $10,000, assuming you can find someone willing to part with one of Lamberson's creations.
Split into simpler sentences: Lamberson's silver bodied flutes can easily sell for over $3,000 and his more rare white gold models for up to $10,000. This is assuming you can find someone willing to part with one of Lamberson's creations.