Updated as of June 2026
Celestite vs Aquamarine
| Celestite | Aquamarine | |
|---|---|---|
| Price / carat | $5 to $60 | $30 to $600 |
| Hardness (Mohs) | 3.25 | 7.75 |
| Color | Blue, Pale blue, White, Colorless | Blue, Blue-green, Pale blue |
| Treatment | Typically untreated | Heat treatment (to deepen blue) |
The bottom line
Celestite and Aquamarine both make beautiful jewelry. Choose by the look you want first, then weigh hardness against how hard you will wear the piece, and let price settle close calls. Read the full guides for Celestite and Aquamarine.
Frequently asked questions
Is Celestite or Aquamarine more durable?
Aquamarine is harder (Mohs 7.75 vs 3.25), so it resists scratches better.
Which is cheaper, Celestite or Aquamarine?
Celestite runs about $5 to $60 per carat and Aquamarine about $30 to $600 per carat, so Celestite is usually the more affordable choice.
Which should I choose?
Pick Celestite if you want blue tones and Aquamarine if you prefer blue. Match the stone hardness to how you will wear it and let budget break the tie.