An Engagement Ring with a Color Only Yours

A gemstone engagement ring does not follow the usual script. Instead of placing a colorless diamond at the center of every story, it gives you the freedom to choose a shade, stone, and design that actually feels connected to the wearer.

That may be a green emerald chosen because it has always been her favorite color. It may be a blue sapphire that feels classic without looking expected, or a ruby selected for its warmth and strong presence. Some couples choose a natural diamond as the center stone and use colored gemstones as side stones, bringing personality to the ring without sacrificing the traditional diamond look.

At Gem Jewelers Co., our gemstone engagement rings are crafted in solid gold and platinum, with options in white, yellow, and rose gold. The collection includes gemstone solitaires, diamond halos, three-stone rings, bezel settings, Toi et Moi designs, mixed-shape side stones, and custom engagement rings created around the gemstone, carat weight, metal, and setting you prefer.

These are not diamond engagement rings with color added as an afterthought. The gemstone is considered from the beginning—how its shape sits on the hand, how the metal changes its tone, how the diamonds frame it, and how the full ring will eventually pair with a wedding band.

Still comparing styles? Visit our main Gemstone Rings collection for eternity bands, fashion rings, and other colored-stone designs, or browse Diamond Engagement Rings for more traditional diamond-centered options.

Featured Gemstone Engagement Rings

• Emerald Shape Green Emerald Engagement Ring with Marquise, Trapezoid, and Round Side Stones — Structured green emerald center surrounded by a carefully balanced mix of natural diamonds.
• Cushion-Cut Solitaire Ruby Engagement Ring — Rich ruby solitaire that lets the cushion-shaped center stone carry the full design.
• Oval-Cut Blue Sapphire and Halo Diamond Engagement Ring — Deep-blue sapphire with a bright diamond halo for greater hand presence.

Gemstone Engagement Ring Styles

Gemstone Solitaire Rings

A gemstone solitaire places a single colored stone at the center, with minimal distraction around it. This is the best choice when the gemstone's color, shape, and natural character are what first caught your attention.

A cushion-cut ruby feels warm and romantic, while an oval sapphire creates a longer, more graceful appearance on the finger. Emerald shapes give the ring a cleaner, more architectural look.

Halo Gemstone Engagement Rings

A halo surrounds the gemstone with smaller natural diamonds. The diamonds brighten the color and extend the visible outline of the center stone, giving the ring more presence without requiring a much larger gemstone.

Halos are especially effective around oval sapphires, cushion-cut rubies, and emerald centers because they create clear contrast between color and diamond brilliance.

Three-Stone Gemstone Rings

A three-stone design may place a gemstone between two diamonds, use three colored stones, or combine different shapes across the finger.

The style is often associated with a couple’s past, present, and future, but it is also a practical choice when you want more finger coverage than a solitaire without using a full halo.

Diamond Rings with Gemstone Side Stones

Not every gemstone engagement ring needs a colored center. A round or princess-cut diamond can remain the focus while blue sapphire, emerald, or ruby side stones introduce color around it.

This style works well for someone who still wants a recognizable diamond engagement ring but prefers something more personal than an all-diamond setting.

Toi et Moi Engagement Rings

A Toi et Moi ring brings two focal stones together in one design. A green emerald and pear-shaped diamond, for example, give each stone equal importance while creating a ring that feels modern and symbolic.

The two stones can represent two people, two families, or two different parts of the same relationship.

Bezel-Set Gemstone Rings

A bezel setting surrounds all or part of the gemstone with metal. It creates a smoother, more contemporary profile and adds protection around the stone’s edges.

Bezel settings work particularly well with emerald and oval gemstones when the wearer prefers clean lines, fewer exposed prongs, or a ring that sits lower on the hand.

Modern Mixed-Shape Rings

Modern gemstone engagement rings often combine several diamond cuts rather than repeating a single shape. Marquise, trapezoid, oval, pear, princess, and round side stones can be used to frame the gemstone and create movement across the finger.

The result feels more individual than a standard halo, while still keeping the colored center stone clearly defined.

Choosing the Gemstones

The following are the best gemstones for an engagement ring.

Blue Sapphire

Blue sapphire is a natural fit for an engagement ring because it offers strong color while remaining practical for frequent wear. It can feel traditional in a diamond halo, clean and modern in a bezel, or more personal when paired with pear or marquise side stones.

White gold and platinum make the blue appear crisp and cool. Yellow gold creates a warmer contrast that feels more classic.

Ruby

Ruby gives an engagement ring immediate warmth. A rich red center stone can feel romantic without relying on hearts, floral details, or overly decorative settings.

Ruby works beautifully as a solitaire when the color deserves full attention, but it can also be framed with diamonds for added brilliance.

Emerald

Emerald has a depth and natural character that make every ring feel slightly different. Its inclusions are often part of its identity.

A green emerald looks especially strong in yellow gold, while white gold or platinum gives it a sharper, more modern contrast. Because emerald generally needs more care than ruby or sapphire, the protection offered by the setting matters.

Ruby and sapphire rank highly for hardness and are widely used in rings intended for frequent wear. Emerald is also suitable for engagement jewelry but generally requires gentler handling and greater protection from impact.

Five Conversations to Have Before Choosing the Ring

The best gemstone engagement ring usually becomes clear once you answer a few practical questions honestly.

Should the Color or the Diamond Lead?

If the gemstone is the reason you love the ring, choose a solitaire, simple halo, or bezel setting that keeps the color at the center.

If you want a more traditional engagement-ring appearance, consider a natural diamond center with sapphire or emerald side stones. You still get color, but the overall ring reads more like a classic diamond design.

Will the Ring Be Worn Every Day?

Think about the wearer’s actual routine. Someone who works with their hands may appreciate a lower setting, protected stone edges, or a bezel-style design. A high-profile halo or ring with several exposed side stones may need more attention during daily wear.

Sapphire and ruby are strong options for frequent wear. An emerald engagement ring can still be worn regularly, but it should be removed during workouts, heavy cleaning, gardening, and other activities where the stone may be subject to direct impact.

What Does the Color Look Like in Real Life?

Gemstone color changes under daylight, warm indoor lighting, and studio photography. A sapphire may appear almost navy in one setting and brighter blue in another. Emeralds may lean cool or warm, while rubies can range from deep red to more vivid tones.

When color is the main reason for the purchase, request additional photos or view the stone in person before finalizing the ring.

Which Metal Makes the Stone Look Its Best?

White gold and platinum create a clean frame around blue sapphire, emerald, and natural diamonds.

Yellow gold adds warmth to green emerald and red ruby, often making the gemstone feel richer.

Rose gold creates a softer effect around ruby and warmer-toned stones.

Choose the combination that looks good with the jewelry already worn most often. The ring does not need to match every piece, but it should not feel disconnected from the wearer’s usual style.

What Will Sit Beside It After the Wedding?

A low basket, wide halo, bezel edge, or decorative side profile may prevent a straight wedding band from sitting flush.

Look at the engagement ring from the side, not only from the top. If a close stack matters, choose a setting with enough space beneath the center stone or plan for a curved or custom wedding band.

For a coordinated colored-stone stack, consider pairing the ring with a Gemstone Eternity Band that repeats the gemstone, metal color, or one of the diamond shapes already used in the engagement ring.

Why Choose Gem Jewelers Co.?

A gemstone engagement ring requires a different eye than an ordinary diamond setting. The gemstone’s color, natural inclusions, dimensions, treatment, durability, and relationship with the surrounding diamonds all need to be considered before the ring is made.

Gem Jewelers Co. is based in the Los Angeles jewelry district and specializes in personalized and custom fine jewelry. We can customize an existing design or create new custom jewelry with personalized gemstones, carat weight, diamond accents, metal, and setting style. Flexible financing options are also available.

Every piece undergoes quality inspection, and Gem Jewelers Co. provides a lifetime craftsmanship warranty against manufacturing defects. Moreover, we offer free returns within 14 days, fast shipping, and free resizing of all diamond jewelry except eternity bands.

Gem Jewelers Co. is one of the most reliable names in the industry, with 500+ reviews across Google, Trustpilot, and Reseller Ratings. We provide complete confidence and peace of mind with every purchase.

Whether you are choosing a sapphire halo, ruby solitaire, emerald Toi et Moi design, or a natural diamond ring with gemstone side stones, our team can help you compare color, setting, metal, fit, wedding-band compatibility, and budget.

Need help creating a ring around a specific color or gemstone? Schedule an appointment with Gem Jewelers Co. for personalized guidance.