At TAJ Jewelry House, choosing a stone should never feel like choosing blindly. Each option offers a different balance of brilliance, origin, rarity and value. Our role is to explain those differences clearly so you can choose what is right for your style, priorities and budget.
Compare Your Options
| Category | D-Color VVS Moissanite | Laboratory-Grown Diamond | Natural Diamond |
|---|---|---|---|
| What it is | A distinct laboratory-created gemstone composed of silicon carbide | A diamond grown in a controlled laboratory environment | A diamond formed naturally within the Earth |
| Is it a diamond? | No. It is a separate gemstone selected for exceptional brilliance and value | Yes | Yes |
| Composition | Silicon carbide | Crystallized carbon | Crystallized carbon |
| Relative hardness | Approximately 9.25 on the Mohs scale | 10 on the Mohs scale | 10 on the Mohs scale |
| Visual character | Exceptional brilliance and pronounced fire | Classic diamond brilliance | Classic diamond brilliance |
| Origin | Laboratory-created gemstone | Laboratory-grown diamond | Earth-formed diamond |
| Common handheld thermal tester | May register as diamond on some conventional thermal testers | Generally registers as diamond | Generally registers as diamond |
| Advanced identification | Combination or advanced instruments can identify it as moissanite | Advanced screening can distinguish it from natural diamond | Advanced screening can verify natural origin |
| Documentation | Certified or documented through applicable sourcing channels | Certified through applicable organizations | Certified through applicable organizations |
| Why choose it | Maximum visual impact and durability at the most accessible price point | Diamond composition with greater size or quality accessibility | Natural origin, rarity and traditional significance |
Ask the Jeweler: What Does a Diamond Tester Really Tell You?
Traditional thermal-conductivity testers were primarily designed to separate diamond from materials such as cubic zirconia. Moissanite transfers heat in a way that can cause some conventional handheld testers to register it as diamond. That result does not turn moissanite into a diamond; moissanite remains a separate gemstone with its own composition and visual character.
Laboratory-grown and natural diamonds are both diamonds. Both are crystallized carbon and generally register as diamond. Advanced gemological screening can distinguish moissanite and can identify laboratory-grown versus natural origin. A handheld reading is useful information, but it is not a substitute for certification or advanced gemological analysis.
Our Standards
TAJ Jewelry House sources certified natural and laboratory-grown diamonds, documented moissanite and precious metals acquired through established refinery and jewelry-manufacturing channels. Because different stones and materials may be documented by different qualified organizations, the applicable certification or sourcing record varies by product. What remains consistent is our commitment to clear identification and informed choice.
Applicable certification and sourcing documentation vary by stone, material and product. We do not promise that an individual grading report accompanies every purchase unless the applicable product record expressly confirms it.
Choose What Matters to You
Choose moissanite for exceptional fire, durability and visual impact at the most accessible price point. Choose a laboratory-grown diamond when diamond composition and greater size or quality accessibility lead your decision. Choose a natural diamond when Earth-formed origin, rarity and traditional significance matter most. Each is a legitimate choice when it is identified honestly.
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