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