We have created market system from scratch to fit all of WAT custom features:
-You can put offer on market up to 7 days 
-You can withdraw your item anytime you want
-You can filter items by category
-Search box (are you looking for legendary item? Simply write legendary, you will be able to see all legendary items on market)
-You can put your item on sale using one of 3 currencies :
*Golden Tokens
*Wat Coins
-All kinds of enchantements will be visible
-All kinds of rarity tiers ( rare, epic, legendary ) 
Market Fee
Selling items for : 
Gold - 1-2,5% fee min 100 gp max 10k 
Golden Tokens - 1-2,5% fee min 1 token max 5 tokens