Natural vs Lab-Grown Diamonds

 

Natural vs. Lab-Grown Diamonds in Davenport, Iowa

Natural and lab-grown diamonds are both real diamonds, but they differ in origin, rarity, price, and long-term market behavior. At Expressions Jewelers in Davenport, we help clients from across the Quad Cities compare both options and choose the diamond that best fits their priorities.

Are Lab-Grown Diamonds Real?

Yes. Lab-grown diamonds have essentially the same chemical, physical, and optical properties as natural diamonds. Both are made of carbon arranged in a crystal structure, giving them the brilliance, hardness, and appearance associated with diamond.

The Key Difference

How They Are Formed

Earth-Formed

Natural Diamonds

Natural diamonds formed deep within the Earth under extreme heat and pressure. Most are hundreds of millions to billions of years old and were carried toward the surface through ancient volcanic activity.

Technology-Grown

Lab-Grown Diamonds

Lab-grown diamonds are created from a diamond seed using advanced technology. High Pressure High Temperature (HPHT) or Chemical Vapor Deposition (CVD) recreates the conditions needed for diamond crystal growth in a much shorter period of time.

Identification Matters

Can You Tell the Difference?

Not reliably by sight. Because natural and lab-grown diamonds have essentially the same appearance, trained jewelers generally need specialized screening equipment or an independent gemological laboratory to determine origin.

A grading report identifies whether a diamond is natural or laboratory-grown and documents important quality characteristics. Many graded diamonds also carry a microscopic laser inscription on the girdle that can be matched to the report number.

A Personal Decision

Why Choose One Over the Other?

There is no one-size-fits-all answer. The right choice depends on what matters most to you.

You may prefer a natural diamond if...

You are drawn to its ancient, Earth-formed origin, geological rarity, and established place in the traditional diamond market.

You may prefer a lab-grown diamond if...

You value its technological origin and the ability to choose a larger or higher-quality diamond within a particular initial budget.

Natural and lab-grown diamonds are priced in different markets. Purchase prices and potential resale values can change, so neither should be presented as a guaranteed financial investment.

Compare Diamonds in Person

Diamond Guidance for the Quad Cities

A diamond can look very different in photographs than it does on your hand. At our Davenport jewelry store, you can view natural and lab-grown diamonds side by side, compare their sparkle and size, and ask questions with guidance from our GIA-trained team.

See Both Options

Compare natural and laboratory-grown diamonds in person rather than relying only on online images.

Understand the Tradeoffs

Learn how origin, rarity, grading, price, and market changes may affect your decision.

Choose Without Pressure

Receive straightforward advice based on your style, budget, and what matters most to you.

Expressions Jewelers serves diamond shoppers from Davenport, Bettendorf, Moline, Rock Island, and communities throughout the Quad Cities.

Clear, Honest Guidance

Understand Your Options

Visit Expressions Jewelers in Davenport to compare natural and lab-grown diamonds, understand the tradeoffs, and choose with confidence—without pressure.

Book a Diamond Consultation