The diamond ring is made by using a gold bar, a diamond and a ring mould on a furnace. It requires a crafting level of 43 and provides 85 experience when made. Making this item will result in a profit of 161 coins. It is a rare item obtained from a bird nest and can be foraged by Magpies.
The diamond ring can be enchanted into a Ring of Life by members through the use of the Enchant Level 4 Jewellery spell. It's one of the items that can be required for an emote clue in a Treasure Trail.