Updated as of June 2026
Zircon vs Aquamarine
| Zircon | Aquamarine | |
|---|---|---|
| Price / carat | $20 to $250 | $30 to $600 |
| Hardness (Mohs) | 7.5 | 7.75 |
| Color | Blue, Colorless, Yellow, Brown, Red | Blue, Blue-green, Pale blue |
| Treatment | Heat treatment (most blue zircon) | Heat treatment (to deepen blue) |
The bottom line
Zircon 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 Zircon and Aquamarine.
Frequently asked questions
Is Zircon or Aquamarine more durable?
Aquamarine is harder (Mohs 7.75 vs 7.5), so it resists scratches better.
Which is cheaper, Zircon or Aquamarine?
Zircon runs about $20 to $250 per carat and Aquamarine about $30 to $600 per carat, so Zircon is usually the more affordable choice.
Which should I choose?
Pick Zircon 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.