Mine at Y-level -59 to -53 in the Overworld
Use an iron, diamond, or netherite pickaxe
Bring torches, food, and extra pickaxes
Use branch mining or strip mining
Explore deep caves and ravines
Look for diamond ore in deepslate layers
Avoid mining with a wooden, stone, or gold pickaxe
Use Fortune enchantment to get more diamonds
Use an iron pickaxe or better to mine diamond ore
Check chests in structures like desert temples, shipwrecks, and mineshafts
Trade with villagers for tools and gear to help you mine safely
Use water buckets to protect yourself from lava
Mine carefully around lava pools
Carry a shield and armor for protection