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Choosing the perfect stone for your engagement ring or fine jewelry often comes down to understanding your options, and two of the most commonly compared choices are simulated diamonds vs lab-created diamonds. While they might appear similar to the naked eye, these stones are vastly different in terms of composition, quality, and long-term value. In this guide, we’ll explore simulated diamonds vs lab-grown diamonds to help you make the most informed choice.What Is a Simulated Diamond?A simulated diamond is a stone that mimics the appearance of a natural diamond but is made from entirely different materials. Popular stimulants include cubic zirconia, Moissanite, and glass. These stones are designed to replicate the brilliance and clarity of diamonds without sharing their physical or chemical characteristics. That’s why, although beautiful, they are not considered real diamonds.What Are Lab-Grown Diamonds?In contrast, lab-grown diamonds are not diamond simulants. They are real diamonds created in a laboratory setting using advanced technology that replicates the natural diamond formation process. These diamonds share the exact physical, chemical, and optical properties of natural diamonds. They score a perfect 10 on the Mohs hardness scale, possess unmatched brilliance, and can be graded using the traditional 4 Cs—cut, colour, clarity, and carat.So when comparing a simulated diamond vs lab-created stone, know this: one is an imitation, and the other is authentic.Key Differences: Simulated vs Lab-Created DiamondsUnderstanding the distinctions between simulated vs lab-created diamonds is crucial when selecting the right stone for your needs.1. Composition & Durability Lab-grown diamonds are made of carbon atoms arranged in a crystalline structure, the same as natural diamonds. Simulants, like cubic zirconia (made from zirconium dioxide), are softer and more prone to scratches or chips. 2. Optical Properties Lab diamonds reflect light similarly to mined diamonds, offering the classic fire and sparkle. Simulated diamonds, depending on the material, may have higher dispersion or a “rainbow” effect. For example, Moissanite exhibits double refraction, while cubic zirconia often looks more brilliant but less sharp in sparkle. 3. Value & Longevity Lab-grown diamonds are considered valuable, durable, and suitable for heirloom jewelry. Simulants are more affordable upfront but may not retain their appearance or value over time due to their lower durability. Popular Types of Diamond SimulantsIf you’re still considering a stimulant, here are some of the most common materials:Moissanite Nearly as hard as a diamond (9.25 on the Mohs scale) High brilliance and fire with a distinctive sparkle More affordable than lab diamonds Cubic Zirconia (CZ) Highly reflective and clear Rates 8.5 on the Mohs scale, so it scratches more easily Heavier and often less durable than diamonds Glass Least durable and least convincing visually Much softer than other stimulants and not suitable for daily wear How to Tell the Difference Between Simulated and Lab-Grown DiamondsIdentifying the difference between simulated diamonds vs lab-grown can be challenging without expertise, but here are a few methods: Visual Inspection: Under magnification, simulants may display less sharp facets or colour dispersion. Moissanite may show double refraction. Professional Appraisal: Certified gemologists can verify the stone type and issue appropriate grading reports. Lab-grown diamonds are certified using the same standards as mined diamonds. Stimulants are not. Which One Should You Choose?The answer depends on your priorities: If you value authenticity, durability, brilliance, and long-term value, a lab-grown diamond is the clear winner. If you’re looking for a cost-effective alternative for a temporary or fashion-forward piece, a simulant like Moissanite or cubic zirconia might suit your needs. Still unsure? At Nature Sparkle, we offer both natural and lab-grown diamond options to suit every preference and budget. Whether you’re selecting a centre stone for your engagement ring or investing in timeless fine jewelry, we’re here to help you find the perfect fit.

With many more options than ever before, the decision to purchase a diamond could be overwhelming. Should you go for an authentic diamond, investigate the possibilities of a laboratory-grown diamond, or even a simulated diamond? At Nature Sparkle, we understand the importance of clarity, both in the diamond itself and the purchasing experience. If you're interested in sustainable sourcing, value for the long term or affordability, understanding the differences between synthetic diamonds or lab-grown diamonds or natural diamonds is a first step towards making a well-informed decision.Understanding Natural DiamondsNatural diamonds are made with extreme pressure and heat in the mantle of the Earth over the span of 1 to 3 billion years. When they are finally brought to the surface by the volcanic process, each stone is a natural wonder that has a history of millions of years.They are made up entirely of carbon and arranged within a crystal lattice, which provides them with their famous durability and sparkle. Their origins are natural, which is unique and are often associated with heritage, luxury and long-lasting value. Even though they generally carry more expensive prices, some still appreciate the traditional and emotional connection to naturally formed gems.Here at Nature Sparkle, we hand-select every natural diamond to ensure the highest quality and ethical source so that you can treasure your ring with complete confidence.The Rise of Lab-Grown DiamondsContrary to natural stones, Lab-grown diamonds are made in laboratories with high-tech technology with processes that are akin to the conditions that are found in nature. These techniques, most commonly HPHT (High Pressure) High Temperature (HPHT) or Chemical Vapour Deposition (CVD)--produce diamonds that are physically, chemically and optically identical to natural stones.In contrast to imitation stones, like Moissanite or cubic zirconia (CZ), lab-grown diamonds are genuine diamonds. They provide the same durability and sparkle, but are more durable and usually more budget-friendly. For couples who want to live a life of the highest quality and ethically sourced diamonds, Lab-grown diamonds offer the ideal mix of technology and timeless elegance.Nature Sparkle is proud to offer natural and lab-grown diamonds for our engagement rings and other fine jewelry. We guarantee that, no matter what you choose, your jewelry reflects the highest level of workmanship and high-end quality.What Is a Simulated Diamond?Although they might look similar on the surface, simulated diamonds aren't real diamonds in any sense. What is a simulating diamond? It's a gemstone created to mimic the look of a diamond, but without its physical or chemical structure. Commonly used simulated stones include cubic zirconia (CZ) as well as Moissanite and glass.These stones are usually made using non-carbon substances and are designed to provide the highest level of visual brilliance at the very least. As time passes, they can be less sparkling and scratch more easily or display signs of wear that diamonds do not.This raises a vital issue: Is simulated diamond real? The answer is contingent upon your expectation. The stones that are simulated appear "real", but they are considered to be gemstones; however, these are not authentic diamonds. They do not have the same durability and composition or the value of lab-grown or natural diamonds. They're best considered as attractive stand-ins or alternatives when wearing a larger diamond isn't feasible.It is also possible to ask why counterfeit diamonds are often referred to as imitation diamonds. The word "fake" is commonly used; however, it is not always accurate. Simulated diamonds don't intend to fool you, but they're styled to give the appearance of diamonds but not replicate the entire diamond experience.Simulated Diamonds vs Lab DiamondsThe confusion of synthetic diamonds and lab-grown diamonds is not uncommon, particularly since the demand for diamond alternatives is expanding. Both types of diamonds are produced out of the earth's crust, and the similarities do not end at the surface.Diamonds grown in labs are genuine in every aspect, unlike simulated stones, which are just imitations. The lab-grown diamonds are rated and recognized by the same bodies as natural diamonds, and have the same brilliance, fire and toughness. Simulated stones, on the contrary, are not diamonds in any way and are not often certified due to their different compositions.In a nutshell, lab-grown diamonds provide longevity and prestige for a long time, as well as a sense of style. Simulated diamonds provide a simple, affordable way to get the same look, at least temporarily.Which Type of Diamond Is Right for You?The choice between natural, synthetic, lab-grown, or natural stone comes down to the priorities you place on. Are you looking for a timeless investment? An environmentally sustainable, stunning option? Or a cost-effective alternative for casual or travel clothes?If rarity, heritage and long-term value matter to you the most, natural diamonds are an elegant, classic option. If you're interested in sustainability as well as innovation and ethically sourced materials, a lab-grown diamond could be the right choice for you. If you're seeking a low-cost alternative for occasional use, simulated diamonds are a great option for short-term sparkle, but be aware that they're not as durable as an actual diamond over the course of time.At Nature Sparkle, we offer assistance, customisation and full transparency at every stage. When you purchase an unmined or laboratory-created diamond, you'll discover quality pieces that will last for a lifetime.Final ThoughtsThere’s no “one-size-fits-all” when it comes to diamonds—only what’s right for you. Understanding what a simulated diamond is, asking if the simulated diamond is real, and knowing the facts behind simulated diamonds vs lab diamonds allows you to shop with confidence and clarity. Remember, fake diamonds are called simulated for a reason—they replicate the look, but not the heart, of a real diamond.If you're looking to celebrate your love or commitment milestones, Nature Sparkle is here to assist you in finding a stone as beautiful and genuine as your personal story.