Updated as of June 2026
Apatite vs Aquamarine
| Apatite | Aquamarine | |
|---|---|---|
| Price / carat | $5 to $100 | $30 to $600 |
| Hardness (Mohs) | 5 | 7.75 |
| Color | Blue, Green, Yellow, Violet | Blue, Blue-green, Pale blue |
| Treatment | Heat treatment (some stones) | Heat treatment (to deepen blue) |
The bottom line
Apatite 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 Apatite and Aquamarine.
Frequently asked questions
Is Apatite or Aquamarine more durable?
Aquamarine is harder (Mohs 7.75 vs 5), so it resists scratches better.
Which is cheaper, Apatite or Aquamarine?
Apatite runs about $5 to $100 per carat and Aquamarine about $30 to $600 per carat, so Apatite is usually the more affordable choice.
Which should I choose?
Pick Apatite 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.