3 Mar 2026

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Explore Mia’s latest jewellery collection, crafted to feel precious, every day!

Be the first to see

Explore Mia’s latest jewellery collection, crafted to feel precious, every day!

Beginner's Guide

Types of Diamonds to Know Before Choosing Your Forever Piece Diamonds serve as more than just stones; they're essentially memories in the making. If you’re new to the dazzling world of diamonds, it’s time you track down the gem type that's perfectly tailored to your story. From the timeless grace defining the natural classic to the modern glint of lab-grown, each type of diamond wields its own unique brilliance. While the pear shape traces tales of romance, the emerald cut accentuates sophistication. In this blog, discover the mysteries spelt out in the types of diamonds & find out which one resonates with your tale!

What are the Types of Diamonds Based on Appearance? When it comes to purchasing jewellery, most consumers don't dive into the technical nitty-gritty of diamonds. It’s more about the sentiment and sparkle. One often categorises diamonds into 4 types based on how they look, including natural diamonds, treated diamonds, lab-grown diamonds & natural-coloured diamonds. Here’s the list of precious jewellery for daily wear in 2026 so you can feel ever-connected to your aspiring inner self: Stud & Hoop Earrings: Opt for diamond & gold studs or small huggie hoops. These variants are super popular for their timeless appeal and lightweight design. If you’re looking for stylish yet comfortable jewellery for work and casual wear, these are suitable picks. Pendants & Chains: Minimally crafted gold chains featuring a singular diamond or semi-precious gemstones shall serve as a subtle accent. Especially, if you opt for the pave or prong set diamond pendants, they shall be a timeless addition to your collection. Rings: Go for slim, stackable bands like plain gold bands or a micro-pavé eternity band. Or, choose understated solitaire rings with a sleek, unembellished setting, loved for their refined allure. Gemstone Drop Earrings: If you adore tiny, simple danglers, opt for gemstone-studded drop earrings for an iconic and unique-to-you statement. 1. Natural Diamonds Natural diamonds are considered to be the real deal. They are formed over billions of years, deep within the Earth's crust. As a result of intense heat and pressure, the sparkling gems are birthed. They are typically white or colourless, loved for their brilliance and rarity. Mined from the earth, natural diamonds are associated with unique characteristics, like inclusions or colour variations. This makes each gem distinctly unique. 2. Lab-grown Diamonds Lab-grown diamonds are produced in controlled laboratory environments with the use of advanced technology. These diamonds are characterised by the same physical and chemical properties as natural diamonds. While they are more budget-friendly, they generally lack long-term value retention. What are the Types of Diamonds Based on Chemical Composition? Even the tiny trace elements can lead to impurities and heavily impact diamond prices. In diamonds, elements like nitrogen replace the carbon atoms. This affects the appearance of the stone without being obviously visible. Here are the types of diamonds based on different chemical compositions: 1. Type Ia Type Ia diamonds have nitrogen clusters in their crystal lattice, which give them a warm yellowish tinge. The nitrogen triplets absorb the blue spectrum wavelength of light that’s visible. This causes the diamond to reflect a yellow hue. 2. Type IIa Investors and collectors aim for these types of diamonds as they are rare and contain negligible/zero nitrogen impurities. These diamonds form under high pressure over a long time period. The lack of impurities makes these unevenly shaped gems reflect light, giving them a striking shine. The Kohinoor is a well-known Type IIa diamond. 3. Type lb Type Ib diamonds are not very common in comparison to other diamond types. In these gems, single nitrogen atoms are scattered across the lattice structure in place of clusters. It causes the diamond to absorb the blue spectrum wavelength of light that’s visible. Thus, these diamonds feature a high intensity yellow/brown/orange hue. 4. Type llb Boron is the primary trace element in these types of diamonds. Type IIb diamonds are characterised by the absence of nitrogen atoms. The incorporation of boron allows the diamonds to conduct electricity. These gems impart a distinct blue/bluish-grey colour, as boron absorbs the red spectrum of light that’s visible. Owing to their rarity, Type IIb diamonds are highly valuable. What Are the Trendy Varieties of Diamonds Based on Shape in 2026? In 2026, the trendiest kinds of diamonds reflect an emphasis on individuality, sustainability and unique cuts and colours. These factors offer a personalised twist on traditional uniformity. Key trends include elongated shapes like emerald cuts, oval twists and vintage-inspired diamond set-ups. There’s also a growing interest in warmer, fancy-tinted diamonds in this era of style! Here are the different kinds of diamonds that are statement-makers on their own, as well as ideal for layering: 1. Oval Diamond Cuts The oval diamond shape occupies the top spot across trendsetters’ lists, exceptionally popular for its elegance and ability to elongate the fingers. They greatly impact the visuals of any stack they’re a part of. Serving as the ideal foundational piece, the oval diamond adds a touch of classic glamour to an ensemble. 2. Asscher & Emerald Diamond Cuts The asscher & emerald diamond cuts are adored for their clean, architectural finishing. Embodying the ‘hall of mirrors’ effect, these styles appeal to individuals who prefer sophistication and quiet luxury over intense glam. 3. Old Mine Cuts & Elongated Cushion Cuts in Diamonds Vastly made popular by celebrity features and magazine influence, the antique-inspired cuts provide a dainty, ‘candlelit’ equivalent sparkle. At the same time, their unique, soulful character thrives when accentuated with modern fashion-forward elements. 4. Pear & Marquise Diamond Cuts The pear & marquise diamond cuts are the epitome of romance, featuring distinct angles. These styles have gained traction in 2026, a year dedicated to unrestrained self-expression, with no rule on boxing up one's fancies. Often set in a modern east-west orientation, these styles aim for an unexpected, contemporary embodiment. 5. Heart Cut Diamonds Heart-shaped diamonds are recognised as powerful symbols of affection and romance. They serve as unique, personalised and meaningful presents for the beloved. These appeal to all those who value more traditional diamond cuts while still wanting to flaunt a modern sparkle and celebrity-tier allure! Their distinct shape conveys a romanticised twist on everyday, wrapped up in heartfelt devotion. Indeed, the heart-cut diamonds are perfect for expressing unique love notes and complementing grand gestures. 6. Princess Cut Diamonds Princess cut diamonds are one of the popular categories of diamonds for their striking square shape, modern appeal and outstanding brilliance. Their iconic geometric precision and ability to look bigger for their carat weightage further add to their appeal as sophisticated picks. Their bevelled edges uphold a contemporary and minimalist-approved aesthetic which suits modern taste palettes. 7. Radiant Cut Diamonds The radiant cut diamonds emphasise an angular perspective, combining clean lines and brilliance. It is a square or rectangular-shaped diamond featuring trimmed corners, offering exceptional sparkle! This one’s an unusual kind of diamond, perfect for individuals looking to make more of a unique statement with their pick of sparkling jewellery. What are the Types of Diamonds Based on Colour? Diamonds can be classified by colour into three main categories, namely colourless diamonds, near-colourless diamonds and faint colour diamonds. 1. Colourless Diamonds Colourless diamonds of differing grades (D, E, F grades) seem similar to the naked eye, with subtle differences. These differences are only detectable through a colorimeter. Such nuances impact quality and pricing. Since differences are minimal, prices for the D, E and F grades tend to be similar. 2. Near-colourless Diamonds Near-colourless diamonds (G, H, I, J grades) feature a subtle warmth. This is often undetectable unless compared to colourless diamonds. G-grade diamonds are adored by sparkle lovers for their balance of minimal colour and affordability. Prices for such diamonds are typically lower than colourless options, offering high value for natural diamonds with subtle character. 3. Faint Colour Diamonds Faintly coloured diamonds (K, L, M grades) radiate a gentle yellow hue. It is more noticeable than the near-colourless grades. Such diamonds offer a subtle pop of colour, seeming like a visual blessing for those who prefer warmth. They are more affordable than colourless and near-colourless diamonds, with their unique charm and durability making them popular. What are the Types of Diamonds Based on Clarity? Diamonds are graded on a clarity scale, which measures the presence and visibility of inclusions. Here's a breakdown of the clarity types : 1. Flawless (FL) Flawless diamonds have no inclusions/blemishes that can be detected even under 10x magnification. They are considered to be extremely rare and valuable. Such diamonds are prized by collectors and connoisseurs. 2. Internally Flawless (IF) Internally flawless diamonds feature no inclusions, even when detected under 10x magnification. Only minor blemishes are visible on the surface. Such diamonds come with exceptional clarity and brilliance. 3. Very, Very Slightly Included (VVS1, VVS2) VVS diamonds come with minute inclusions, which are rather difficult to detect even by trained graders. VVS1 has fewer inclusions than VVS2, but both categories offer high clarity. 4. Very Slightly Included (VS1, VS2) VS diamonds feature small inclusions, visible only under 10x magnification. These are not visible to the naked eye. VS1 has fewer inclusions than VS2. This makes them a popular choice for engagement rings. 5. Slightly Included (SI1, SI2) SI diamonds feature inclusions, visible under 10x magnification and possibly to the naked eye. SI1 features lesser inclusions than SI2, offering a balance of quality and value. These are perfect if you’re looking for shine on a budget. 6. Included (I1, I2, I3) Included diamonds feature more inclusions, impacting brilliance and transparency. I1 has fewer inclusions though, compared to I2 and I3, which makes it more affordable and just as striking. Which Types of Diamonds to Choose for Gifting on Different Occasions? Diamond jewellery pieces serve as sentimental gift ideas if your aim is to express genuine emotions and make moments truly unforgettable. The various types of diamonds shall fit different occasions and emotions, like a princess cut is perfect for your daughter, a.k.a princess. Or, choose a heart-cut diamond for the one who holds your heart! Here's a guide to selecting the right type of diamond for different occasions : 1. Engagement The round brilliant or the oval cut natural diamond is a classic choice for engagement rings and it makes complete fashionable sense! They are timelessly elegant and unparalleled in terms of sparkle, making them the perfect symbol of boundless affection. Whether you opt for a traditional solitaire or a vintage-inspired setting, the round brilliant or oval style is versatile and sure to impress. 2. Anniversaries The Emerald cut shall be a meaningful and sophisticated choice for anniversary gifting to your beloved. Representative of the enduring and refined nature of your ever-evolving love, the rectangular or square shapes featuring stepped facets make a uniquely elegant love-laced statement. It is perfect for looks that are both understated and striking. This cut is ideal for showcasing the diamond's clarity, being a perfect choice for couples who value subtlety and class. 3. Birthdays The Princess Cut is a modern and vibrant route for birthdays, radiating reverberating energy and sparkle. The sharp corners and pointed edges give it a striking, edgy look. It is perfect for the woman who's bold and confidently stepping into the new season of life. Whether set within a sleek band or surrounded by smaller natural diamonds, the Princess Cut is going to make a statement. It is sure to light up the birthday girl's face. 4. Valentine's Day The Heart-cut natural diamond shall be the ultimate symbol of love, making the jewellery a pick for an iconic choice for Valentine's Day gifting. This cut is all about fairytale-esque love stories, with its curved pattern and pointed bottom evoking feelings of a one-of-a-kind passion. The heart-cut diamond pick shall truly serve as a unique declaration of your love and devotion. 5. Milestone Achievement The asscher cut or radiant cut is an ideal choice for celebrating milestone achievements, representing the brilliance and sophistication which comes with success. These cuts combine the elegance of the emerald cut with the glisten of the rounded brilliance. This makes them ideal for someone who is manifesting further growth and accomplishments in life. Whether it is a job promotion or a major life milestone, this diamond cut is sure to make your point of pride. Thus, show them that you care about their growth and achievements. Final Word Choosing the right one among the various types of diamonds can be the key to making your gift truly count. The effort goes beyond the sparkle. It’s about showing them that you care enough to pick something out, specifically resonating with their style and the occasion. Whether it is a romantic gesture, a celebration of life or a milestone achievement, there is a diamond which perfectly fits the moment. So, go the extra mile to make it special and let your love and appreciation shine through. Discover various kinds of diamond jewellery with Mia by Tanishq. From modern interpretations of timeless classics to sentimental numbers, our catalogue features it all. You're sure to find the sparkle you've been looking for with us!

Frequently Asked Questions 1. Do lab-grown diamonds come with grading reports? Yes, lab-grown diamonds do come with grading reports from trusted gemological institutes such as GIA and IGI, which outline their cut, colour, clarity and carat, while clearly stating their lab-grown origin. 2. What sets Type II diamonds apart from Type I diamonds? Type II diamonds have little to no nitrogen impurities, making them clearer and more transparent. On the other hand, Type I diamonds contain nitrogen, which affects their appearance and characteristics. 3. Are emerald cut diamond types less sparkly? Emerald cuts are known to embody a unique, subtle type of sparkle. They emphasise elegance rather than intense shine. 4. What is a radiant cut diamond best for? Radiant diamond cuts perfectly blend elegance and sparkle, which makes them the perfect milestone presents and ideal for special occasion gifting. 5. What is the difference between round cut and princess cut diamonds? In terms of aesthetics, round-cut diamonds are classic and timeless, while princess-cut diamonds are more modern, trendy and edgy.