PC on Gold Zealous Platnium LongBow of Defense

Stats are 15-28 (req 12 bows)
energy +5
Armor +5
Zealous string,,

also how much is a rare stonecrusher of enchanting cost?
19-35, req 9 hammers, +5 energy and enchants last 19% longer

just wondering how much this worth

any clue?

35-55kish (Might be a little higher)