Diamond Shape Guide

The Art of the Sparkle: A Guide to Diamond Shapes

Discover how the silhouette of a diamond crafts its story, its personality, and its mesmerizing dance with light. More than just a simple outline, the shape is the very first whisper of a diamond's character.

Our gem-loving experts live and breathe this stuff. Every guide is poured over by our team of certified gemologists and storytellers, ensuring every word sparkles with industry-leading accuracy and passion.

Shape vs. Cut: A Tale of Two Souls

While they often dance together in conversation, diamond shape and diamond cut are two wonderfully distinct ideas.

Think of a diamond's shape as its silhouette—the graceful outline you see from above. It’s the first impression, the fundamental form that gives the diamond its name, whether it’s the perfect circle of a Round, the elegant teardrop of a Pear, or the sharp confidence of a Princess.

Now, cut is where the real magic happens. It’s not about the outline, but about the soul of the stone. The cut refers to how masterfully its tiny facets are carved to catch, bend, and burst with light. It’s the artistry that dictates the diamond's radiance, fire, and scintillation. You can have a beautiful Oval shape, but its breathtaking sparkle is owed to a Super Ideal or Ideal cut. One is the body, the other is the spirit.

The Undisputed Superstar Round Brilliant

A true classic and the reigning monarch of popularity, the Round Brilliant cut is an icon for a reason. It’s meticulously designed with 57 or 58 facets, a breathtaking constellation engineered for one purpose: maximum sparkle. Its perfect symmetry creates an unrivaled performance of light, making it a timeless and dazzling choice that feels right at home in any setting, from a simple solitaire to a glamorous halo.

The Graceful Illusionist Oval

For those who adore the fire of a Round but crave a touch of modern romance, the Oval diamond is a dream. Its elegant, elongated form works a clever trick of the eye, making the finger appear longer and slimmer. This beautiful silhouette also creates a "spread effect," meaning it can look surprisingly larger than other shapes of the same carat weight. It’s a glowing blend of classic sparkle and distinctive charm.

The Romantic Vintage Soul Cushion

With its soft, pillowy corners and sparkling facets, the Cushion cut is a whisper of old-world romance. Dating back nearly two centuries, this shape blends a classic square or rectangular outline with a gentle, romantic feel. Depending on its inner architecture, it can showcase "chunky," deliberate flashes of light or a mesmerizing "crushed ice" shimmer, offering a touch of vintage glamour for the modern era.

The Modern Monarch Princess

Bold, sharp, and utterly chic, the Princess cut is a statement of pure confidence. Its pointed corners and clean, square lines create a dramatic and contemporary look. With an impressive 76 facets, it unleashes a spectacular amount of fire and scintillation. Its geometric beauty shines brilliantly in a variety of settings, making it a favorite for those who love a modern edge.

The Elegant Teardrop Pear

A perfect marriage of the Round and the Marquise, the Pear shape is uniquely captivating. This asymmetrical beauty, often called a teardrop, is both sophisticated and full of personality. Its single point and rounded end create a graceful silhouette that can be worn facing up or down, offering a touch of stylistic freedom. When cut with skill, a Pear diamond delivers stunning sparkle with a dramatic, unforgettable flair.

The Sophisticated Architect Emerald

The Emerald cut is for the connoisseur of cool, collected confidence. Instead of fiery sparkle, it offers a mesmerizing "hall of mirrors" effect through its long, step-cut facets. This rectangular shape with its chic beveled corners emphasizes a diamond’s clarity and glassy luster. It’s a vision of understated elegance, perfect for those who appreciate clean lines and deep, mesmerizing beauty.

The Dramatic Diva Marquise

A diamond born from a king's desire, the Marquise cut has a story to tell. Legend says King Louis XV of France commissioned a diamond to be shaped like the smile of his beloved, the Marquise de Pompadour. The result is this dramatic, elongated silhouette with two pointed ends. It’s an excellent choice for maximizing carat weight, as its long shape creates an impressive visual size and makes the finger look wonderfully slender.

The Art Deco Dream Asscher

Step back into the Jazz Age with the enchanting Asscher cut. Developed in 1902, this shape is a square with deeply trimmed corners and mesmerizing step-cut facets. Gazing into an Asscher is like looking into a captivating optical illusion, with concentric squares that create a unique "windmill" pattern. It’s a bold, architectural choice for those who love vintage glamour and distinctive, geometric charm.

The Dazzling Radiant Hybrid

Why choose between the fiery sparkle of a Round and the elegant lines of an Emerald? The Radiant cut offers the best of both worlds. This dazzling hybrid, born in the 1970s, features the cropped corners and silhouette of its step-cut cousins but is faceted with 70 facets to produce an incredible explosion of light. It’s a versatile and vibrant choice that beautifully hides inclusions and dazzles from every angle.

The Ultimate Romance Heart

Unmistakable and deeply symbolic, the Heart shape is a true declaration of love. As one of the most technically challenging shapes to master, a beautifully cut heart is a testament to the artisan's craft. With 56 to 58 facets, it offers a glowing sparkle wrapped in the most romantic silhouette imaginable. It’s a whimsical and sentimental choice that truly wears its heart on its sleeve.

Your Perfect Match: A Quick-Look Guide

Ultimately, the perfect diamond shape is the one that speaks to you. Consider your personal style, your daily life, and what simply makes your heart skip a beat. Here's a little cheat sheet to get you started on your quest.

Shape The Vibe Facets
Round The Undisputed Queen of Sparkle. Classic, radiant, and forever in style. 58
Princess Modern Royalty. Sharp, contemporary, with a dazzling, fiery spirit. 58-76
Cushion The Vintage Romantic. Soft, pillowy corners with an antique, dreamy glow. 58-64
Oval Graceful & Elegant. A timeless classic with a flattering, elongating twist. 56-58
Emerald Art Deco Glamour. A chic hall of mirrors with sleek, architectural lines. 57
Asscher The Great Gatsby's Pick. A mesmerizing, octagonal step-cut with vintage soul. 58-74
Radiant Radiance Meets Edge. The fire of a round with a chic, modern rectangular shape. 70
Marquise Bold & Dramatic. A regal, boat-shaped cut that maximizes carat size and flair. 58
Pear A Perfect Teardrop. A unique and elegant hybrid of round and marquise. 58
Heart The Ultimate Symbol of Love. Unmistakably romantic and sweetly sentimental. 59
Trillion The Edgy Individualist. A striking, triangular cut that loves to stand out. 31-50
Rose An Antique Poem. A flat-bottomed dome with facets that glitter like candlelight. 3-24