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.
Complete all the main character, follower, and artisan conversation challenges.
Pick up 5,000,000 gold.
Reach level 30 in Hardcore mode.
Kill 100 Treasure Goblins.
Equip all Inventory slots with items that have a minimum required level of 60 or higher.
Complete all the Butcher triumph challenges.
Complete all the Diablo triumph challenges.
Kill Maghda in Inferno mode.
Kill Diablo in Inferno mode.
Kill Azmodan in Inferno mode.
Kill Belial in Inferno mode.
Complete all the Belial triumph challenges.
Kill the Butcher in Inferno mode.
Kill the Skeleton King in Inferno mode.
Reach level 60.
Kill Diablo in Hell mode.
Complete all the Azmodan triumph challenges.
Buy each type of item from merchants.
Equip all Inventory slots with items that have a minimum required level of 25 or higher.
Kill Diablo in Nightmare mode.
Pick up 500,000 gold.
Raise the Jeweler to level 10.
Raise the Blacksmith to level 10.
Buy all stash upgrades.
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.
Combine gems.
Complete all quests in Act II.
Kill Belial in Normal mode.
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.
Craft 5 items.
Kill the Skeleton King in Normal mode.
Use a merchant to repair an item.
Reach level 10.
Equip a rare (yellow) item.
Equip a legendary (orange) item.