Diamonds are more than just dazzling stones—they are timeless symbols of love, luxury, and self-expression. One of the most defining features of any diamond is its shape. Whether chosen for an engagement ring, a milestone celebration, or personal elegance, diamond shapes speak volumes about style and personality.

From the iconic Round Brilliant to the sleek Emerald Cut, the delicate Cushion, and the contemporary Princess, each shape brings a unique charm and character. As consumer preferences evolve and design trends shift, diamond shapes continue to reflect broader cultural and aesthetic movements.

Let’s explore the most popular diamond shapes, what makes them special, and how they continue to shape the jewelry landscape.

1. Round Brilliant Cut (60% Market Share)

• Defined by: 58 facets, symmetrical circular cut designed for maximum brilliance

• Background: Perfected in 1919 by Marcel Tolkowsky, made iconic post-WWII by major diamond campaigns

• Why It’s Loved: Exceptional sparkle, timeless appeal, flattering in all settings

• Symbolism: Eternity, tradition, perfection

2. Princess Cut (15%)

• Defined by: Square or rectangular cut with brilliant facets and sharp corners

• History: Gained popularity in the 1980s among modern and budget-conscious buyers

• Key Traits: Bold geometry, vibrant brilliance, efficient use of rough diamond

• Symbolism: Independence, youthful love, modern edge

3. Cushion Cut (10%)

• Defined by: Rounded corners with large facets; sometimes called a “pillow cut”

• Historical Note: Originated in the 19th century, resurfaced with vintage design revival in the 2000s

• Why It Shines: Antique charm meets modern brilliance; great for colored stones

• Symbolism: Nostalgia, elegance, romantic warmth

4. Emerald Cut (7%)

• Defined by: Rectangular shape with step cuts and a broad, open table

• Heritage: Traced back to Art Deco styling in the 1920s–30s

• Why It’s Unique: Sophisticated luster, clarity-focused cut, less sparkle but more depth

• Symbolism: Power, clarity, quiet confidence

5. Oval Cut (3%)

• Defined by: Elongated brilliant-cut similar to a round but stretched in shape

• Popularity Surge: 2010s revival via celebrity influence and engagement trends

• Advantages: Finger-lengthening effect, appears larger per carat

• Symbolism: Individuality, elegance, balance

6. Pear Cut (3%)

• Defined by: A hybrid of round and marquise, shaped like a teardrop

• Historical Roots: Developed in the 1400s, peaked in Victorian times, now trendy again

• What Sets It Apart: Uniqueness and dramatic flair, ideal for pendants or edgy rings

• Symbolism: Empowerment, transformation, emotion

7. Asscher Cut (1%)

• Defined by: Square step cut with cropped corners, deep pavilion

• Art Deco Origin: Patented in 1902, revived during vintage resurgence in early 2000s

• Distinctive Appeal: Strong symmetry, deep clarity, vintage sophistication

• Symbolism: Intellect, legacy, timeless strength

8. Marquise Cut (1%)

• Defined by: Pointed ends with a narrow center; maximizes carat visibility

• Royal Past: Created in 18th-century France for King Louis XV

• Why It’s Regal: Elongating effect, dramatic, vintage charm

• Symbolism: Romance, opulence, confidence

9. Radiant Cut (<1%)

• Defined by: Hybrid of brilliant and step-cut facets; square or rectangular

• Modern Innovation: Created in 1977 for versatility

• Why It Works: Combines sparkle and structure; ideal for fancy-colored diamonds

• Symbolism: Creativity, adaptability, bold beauty

Famous Diamonds by Shape

Many iconic diamonds are defined not just by their size, but by their shape and setting. Here are a few examples of world-renowned diamonds categorized by cut:

• Round Brilliant: Centenary Diamond, Orlov Diamond

• Princess: Britney Spears' and Kate Bosworth’s engagement diamonds

• Cushion: Hope Diamond, Regent Diamond

• Emerald: Elizabeth Taylor’s Krupp Diamond

• Oval: Koh-i-Noor, Blake Lively’s engagement ring

• Pear: Taylor–Burton Diamond, Cullinan I

• Asscher: Royal Asscher Diamond

• Marquise: Pompadour Diamond, Zeta-Jones’ ring

• Radiant: Jennifer Lopez’s pink diamond from Ben Affleck

Gemstone Shapes: A More Artistic Perspective

Unlike diamonds, which are precision-cut for brilliance, colored gemstones follow a more organic and artistic philosophy. Their shapes are often chosen to enhance color, retain weight, and celebrate natural beauty. Popular shapes include:

This freedom of form opens new doors for designers and collectors seeking individuality and expression beyond sparkle alone.

Final Thoughts: Shape Reflects Identity

The shape of a diamond or gemstone does more than influence a ring’s style—it becomes part of the story. From the traditional sparkle of round cuts to the creative curves of freeform gemstones, shape represents values, personality, and heritage.

Whether you're drawn to a classic symbol of everlasting love or a bold, modern silhouette, understanding diamond and gemstone shapes is the first step in finding the piece that speaks to your soul.

Interested in Diamonds or Gemstone Education?

This article serves as a valuable guide for those passionate about gemology, luxury jewelry design, or simply exploring the beauty of precious stones. Stay curious—each shape reveals a facet of history, emotion, and craftsmanship.