| Property | Amethyst | Diamond |
|---|---|---|
| Category | Semi-Precious Gems | Precious Gems |
| Primary Color | purple | various |
| Mohs Hardness | 7.0 | 10.0 |
| Specific Gravity | 2.65 | 3.5 |
| Refractive Index | 1.544 | 2.417 |
| Crystal System | Trigonal | Isometric |
| Luster | — | Adamantine,Greasy |
| Chemical Formula | — | — |
| Price Tier | Moderate ($50-500/ct) | Investment ($5,000+/ct) |
| Daily Wear | 예 | 예 |
Key Differences
- ◆ {'gem_a': '7.0', 'gem_b': '10.0', 'property': 'Hardness (Mohs)'}
- ◆ {'gem_a': 'Trigonal', 'gem_b': 'Isometric', 'property': 'Crystal System'}
- ◆ {'gem_a': '2.65', 'gem_b': '3.5', 'property': 'Specific Gravity'}
- ◆ {'gem_a': '1.544', 'gem_b': '2.417', 'property': 'Refractive Index'}
- ◆ {'gem_a': 'N/A', 'gem_b': 'Adamantine,Greasy', 'property': 'Luster'}
- ◆ {'gem_a': 'moderate', 'gem_b': 'investment', 'property': 'Price Range'}
- ◆ {'gem_a': 'Yes', 'gem_b': 'Yes', 'property': 'Daily Wear'}
When to choose Amethyst
독특한 붉은색-분홍색 유기물 보석을 원한다면 산호를 선택하세요. 특별한 행사용 주얼리와 펜던트에 이상적입니다.
When to choose Diamond
고전적인 우아함과 광택을 원한다면 진주를 선택하세요. 특별한 행사용 주얼리와 펜던트에 이상적입니다.
Frequently Asked Questions
Which is harder, Amethyst or Diamond?
Diamond is harder at 10.0 on the Mohs scale, compared to Amethyst at 7.0. This makes Diamond more resistant to scratching. Diamond is suitable for daily wear, while amethyst is suitable for daily wear.
Is Amethyst more expensive than Diamond?
No, Amethyst is generally less expensive. Amethyst is classified as moderately priced ($50-500/ct) at moderately priced ($50-500/ct), while Diamond is investment-grade ($5,000+/ct) at investment-grade ($5,000+/ct).
Should I choose Amethyst or Diamond for an engagement ring?
Both Amethyst and Diamond can work for engagement rings since both are suitable for daily wear. Diamond has a slight edge with a durability rating of 10/10 with 10.0 Mohs hardness, while Amethyst comes in at 7.0 Mohs. Your choice may come down to color preference and budget.
How can I tell Amethyst and Diamond apart?
There are several visual cues: Amethyst typically appears purple while Diamond is various; Diamond (RI 2.417-2.419) shows more brilliance than Amethyst (RI 1.544-1.553); they have different crystal systems — Amethyst is Trigonal and Diamond is Isometric. A gemologist can confirm identification using refractive index testing.
Is Diamond worth the price difference over Amethyst?
There is a significant price gap: Diamond is investment-grade ($5,000+/ct) (investment-grade ($5,000+/ct)) while Amethyst is moderately priced ($50-500/ct) (moderately priced ($50-500/ct)). If you want the prestige and rarity, Diamond is worth it; for a visually similar gem at a fraction of the cost, Amethyst is a smart choice.