<h2 data-start="563" data-end="611"><strong data-start="566" data-end="611">Can You Tell a Moissanite from a Diamond?</h2>
<p data-start="613" data-end="1019">https://www.moimoi.com.au/can-you-tell-a-moissanite-from-a-diamond/ Moissanite and diamond are two gemstones often mistaken for one another because they both sparkle brilliantly and look stunning in jewellery. At first glance, most people would struggle to tell them apart, but when you explore their properties and how they interact with light, the differences begin to emerge. Understanding these differences can help buyers make smarter choices when selecting a gemstone.

<p data-start="1021" data-end="1443">Diamonds are natural stones composed entirely of carbon arranged in a tight crystal structure. This makes diamonds extremely durable and the hardest known natural substance. Their unique atomic arrangement gives them a classic brilliance that is highly prized in engagement rings and fine jewellery. Diamonds can withstand daily wear and tear with minimal scratching, making them an enduring symbol of strength and beauty.

<p data-start="1445" data-end="1874">Moissanite, on the other hand, is made from silicon carbide and is typically produced in a laboratory. Natural moissanite is incredibly rare, so almost all moissanite used in jewellery is created under controlled conditions. While moissanite is very hard and durable, it is not quite as hard as diamond. Its hardness still makes it suitable for everyday wear, but it sits slightly lower on the hardness scale compared to diamond.

<p data-start="1876" data-end="2295">One of the most noticeable differences between moissanite and diamond is how they sparkle. Diamonds reflect light in a way that produces crisp white flashes, contributing to their classic, intense brilliance. Moissanite, with its higher light dispersion, scatters light into more vivid, rainbow-like flashes. This colorful sparkle can appear more dramatic in certain lighting and is a distinctive feature of moissanite.

<p data-start="2297" data-end="2687">Experienced jewellers can also distinguish the stones through optical behavior under magnification. Moissanite exhibits double refraction, where light passing through the stone splits into two distinct rays. This means that internal facets or lines may appear doubled when viewed at specific angles. Diamonds do not show this effect, which helps professionals differentiate between the two.

<p data-start="2689" data-end="3009">Standard diamond testers are designed to measure thermal conductivity, and because moissanite conducts heat similarly to diamonds, these basic testers can sometimes misidentify moissanite as a diamond. Accurate identification usually requires more advanced tools that assess additional properties beyond heat conduction.

<p data-start="3011" data-end="3319">Weight difference is another subtle clue. Moissanite has a slightly lower density, meaning a gemstone of identical size will typically weigh less than a diamond. Though this difference is not noticeable without precise measurement tools, it is another factor that experts consider when evaluating the stones.

<p data-start="3321" data-end="3787">Despite the technical differences, moissanite remains a popular alternative to diamond. It offers strong durability, striking sparkle, and exceptional value, often at a fraction of the cost. Many buyers choose moissanite for its ethical sourcing and affordability without sacrificing visual appeal. While casual observers may struggle to tell the stones apart, a closer look reveals distinct characteristics that set them apart and guide better purchasing decisions.