Blue Gemstones

Blue sapphire is usually the best blue engagement-ring gemstone because sapphire ranks 9 on the Mohs scale and offers strong color variety. Blue diamond, spinel, and some aquamarine can also work at different budgets.

Blue topaz is often one of the most affordable transparent blue gemstones, while lab-grown blue sapphire offers greater hardness at a moderate price. Cost varies with color, treatment, cut, size, and origin.

Diamond is the hardest engagement-ring gemstone at 10 on the Mohs scale, followed by sapphire and ruby at 9. Toughness, cleavage, inclusions, and setting protection also affect real-world durability.

Yes, Do Amore can custom source unusual gemstones when the current collection does not include the desired option. The gemologist can search for a blue center stone that meets durability, appearance, size, and budget requirements.