Here is the full list of all 46 Diablo III trophies - there are 37 bronze, 5 silver, 3 gold and 1 platinum.
Collected all other Diablo III Trophies.
Pick up 5,000,000 gold.
Buy each type of item from merchants.
Reach level 30 in Hardcore mode.
Buy all stash upgrades.
Equip all Inventory slots with items that have a minimum required level of 60 or higher.
Complete all the main character, follower, and artisan conversation challenges.
Kill Azmodan in Inferno mode.
Kill Diablo in Inferno mode.
Complete all the Azmodan triumph challenges.
Complete all the Belial triumph challenges.
Kill Belial in Inferno mode.
Complete all the Diablo triumph challenges.
Kill Maghda in Inferno mode.
Complete all the Butcher triumph challenges.
Kill the Butcher in Inferno mode.
Kill the Skeleton King in Inferno mode.
Raise the Jeweler to level 10.
Kill Diablo in Hell mode.
Reach level 60.
Raise the Blacksmith to level 10.
Kill 100 Treasure Goblins.
Kill Diablo in Nightmare mode.
Pick up 500,000 gold.
Equip all Inventory slots with items that have a minimum required level of 25 or higher.
Fully equip one of your followers.
Recruit the Templar, Scoundrel, and Enchantress.
Kill 500 elite (champion, rare, or unique) enemies.
Complete all quests in Act IV.
Kill Diablo in Normal mode.
Complete all quests in Act III.
Kill Azmodan in Normal mode.
Reach level 30.
Complete all quests in Act II.
Kill Belial in Normal mode.
Combine gems.
Craft 5 items.
Kill Maghda in Normal mode.
Kill one of the unique enemies listed in the Never Seen That Before Challenge.
Complete all quests in Act I.
Kill the Butcher in Normal mode.
Use a merchant to repair an item.
Reach level 10.
Equip a rare (yellow) item.
Kill the Skeleton King in Normal mode.
Equip a legendary (orange) item.