The Allison Solitaire Morganite Engagement Ring | Lisa Robin
The Allison Solitaire Morganite Engagement Ring | Lisa Robin
The Allison Solitaire Morganite Engagement Ring | Lisa Robin
The Allison Solitaire Morganite Engagement Ring | Lisa Robin
The Allison Solitaire Morganite Engagement Ring | Lisa Robin
The Allison Solitaire Morganite Engagement Ring | Lisa Robin
The Allison Solitaire Morganite Engagement Ring | Lisa Robin
The Allison Solitaire Morganite Engagement Ring | Lisa Robin
Alternative Engagement Rings

The Allison Solitaire Morganite Engagement Ring

The Allison is a solitaire designed to let color do the work of ornament. Where most colored gemstone settings add accents around the center, the Allison subtracts them — the band tapers inward toward the prongs, and nothing else competes with the morganite.
$ 2,095.00
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The Allison lifts a morganite on four prongs above a tapered band and lets its blush do the rest — soft peach-pink raised clean into the light. Rose gold deepens it; yellow gold makes it glow.

Morganite's blush comes from a trace of manganese in the beryl — where morganite gets its color.

Metal Options 14K Yellow Gold, 14K White Gold, 14K Rose Gold, or Platinum. Sustainably sourced.
Center Morganite
Style Morganite solitaire engagement ring
Setting Four-prong head
Band Tapers from 1.4mm to 1.3mm
Setting Height Medium
Band Profile Tapered
Crafting Time Approximately 3-4 weeks

Setting starts at $2,095 in 14K gold and $2,495 in platinum.

How does the Allison differ from a typical morganite engagement ring?

The Allison is a morganite solitaire engagement ring designed by subtraction. The tapered band narrows toward four rounded prongs that hold the morganite clean above the metalwork, with no halos or side stones competing with the center.

Why does the Allison taper the band toward the setting?

The band tapers from full width at the back down to a narrower point at the prongs. This draws your eye inward toward the morganite and keeps proportions delicate so the center reads larger by contrast.

How do I choose between a solitaire and a side stone morganite engagement ring?

A solitaire morganite engagement ring lets the color carry the entire design with no accent stones competing for attention. A side stone or halo morganite engagement ring frames the center with diamonds that add sparkle and visual weight.

Our guided approach to customizing each ring with intention and clarity.

Every Lisa Robin ring is made to order, which means your design can be thoughtfully refined—even when ordering online. Whether you’re adjusting a detail or evolving the design, we guide you through each decision to ensure the final piece feels cohesive and entirely yours.

Design Refinements can be explored after your initial order, with any pricing adjustments clearly outlined and approved before crafting begins.

Refinement options include but are not limited to:

  • Adjusting the width or taper of the band (shank)
  • Modifying or adding side diamonds for additional detail or presence
  • Changing the prong style (claw, round, double prong, etc.)
  • Adjusting the number of prongs for both aesthetic and structure
  • Refining the basket design for a different profile or overall look
  • Selecting your preferred metal type and color
  • Adapting the design to better coordinate with a wedding ring
Made to order — Your diamond engagement ring ships in 3-4 weeks, approximately Aug 19 to Aug 23
Shipping costs calculated at checkout

Subtraction as a Design Choice

Subtraction is a design choice. The Allison works by what isn't there.

The morganite at the center carries the rest of the design's color responsibility. Morganites come in a remarkable range — blush pink through peach to the rarer salmon and deep peach of fine specimens. A colored gemstone engagement ring with a morganite center is as much about which morganite as about which setting: a blush reads soft against rose gold, a peach glows against yellow gold, a deep salmon reads warm against white gold. Morganite is softer than sapphire (7.5-8 Mohs), which makes the protective setting style here important — bezels and halos protect the stone from everyday wear. Most couples come to a morganite engagement ring expecting one color and leave open to the range.

On the hand, the Allison reads as architecture in service of color — the tapered line concentrates attention on the center morganite, and the absence of ornament keeps the eye from wandering. The Allison joins a Lisa Robin tradition of solitaire engagement rings designed for couples who choose by hue, not by halo.

The Allison Solitaire Morganite Engagement Ring
The Allison Solitaire Morganite Engagement Ring

How Lisa Robin Designs Your Gemstone Engagement Ring

From gemstone selection to CAD approval, every decision is guided by Lisa personally.

Online Ordering
Begin your custom gemstone engagement ring through a guided online experience designed to bring clarity to each decision. From understanding gemstone options to exploring engagement ring settings, the process is supported by in-depth educational resources throughout the site.

If you'd like to personalize your design, you can place your order at any time — we'll follow up to refine the details and ensure everything aligns with your preferences.

Private Design Appointments
For a more collaborative experience, work with us one-on-one, either in person or virtually. Your engagement ring consultation is tailored to you — we guide you through each decision in real time, shaping your gemstone engagement ring with clarity and intention.

Browse available certified gemstones sourced from trusted suppliers through the Lisa Robin gemstone collection.

As you explore your engagement ring, you can review gemstones by variety, color, and overall presence to select the one that best complements your design.

We guide you through how each gemstone interacts with your setting — so the final ring feels balanced, intentional, and cohesive.

Certified natural gemstones are available through the online selection. Lab created gemstones can be made available by appointment — contact us to discuss your options.

Before your ring is hand-crafted, you’ll review detailed CAD renderings created using your diamond’s exact dimensions.

Multiple views allow proportions, balance, and design details to be carefully considered—so you can feel confident in how your engagement ring design will come together before crafting begins.

If a wedding ring is selected within the same order, renderings will also show each ring individually and together, helping you understand how they pair and flow as a set.

Once your design is approved, your ring is hand-crafted specifically for you using carefully selected materials and an ethically sourced gemstone.

Each ring is a made to order engagement ring, typically completed in approximately 3-4 weeks.

You can choose secure, fully insured shipping or private studio pickup. Throughout the process, we remain available to guide you — so you always know what to expect at every stage.

What our customers say about their Lisa Robin Gemstone Engagement Rings

I loved working with Lisa Robin! It was so easy to create exactly what I wanted. With some minor changes to Lisa's gorgeous styles, I had the perfect wedding ring to coordinate with my Lisa Robin Engagement Ring. Can’t wait to add another ring to my stack.

Abby and Zane
Blountville, Tennessee

Our experience with Lisa Robin was delightful. We found our Lisa Robin engagement ring Instagram and then picked out and bought our wedding rings online. Every question we had was answered quickly. Lisa made us feel special and guided us in the right direction. When we got our rings, they were just what we wanted, expressing our style and love perfectly. We are so happy with how everything turned out.

Mary Katherine and Adam
Columbus, Ohio

Find Your Matching Wedding Band

From the bottom the stack is styles with the Jamie gold band, the Allison engagement ring, and the Kendall to cap it off.

Diamond Wrap Ring - Lisa Robin
Diamond Wrap Ring
Double Row Open Ring - Lisa Robin
Double Row Open Ring-14K Yellow Gold

Frequently Asked Questions About Alternative Engagement Rings

Alternative engagement rings aren’t defined by unusual metals but by unique gemstones or design choices. The metals themselves remain traditional and high-quality, typically 14k, 10k, or 18k by request, yellow, white, or rose gold, as well as platinum. Since nearly all makers use recycled metals today, the distinction comes from the stone and the design, not the metal type.
Absolutely. “Alternative” doesn’t have to mean opting out of diamonds altogether. It can refer to the style, setting, or the type of diamond you choose, such as reclaimed diamonds, lab-grown diamonds, or even colored diamonds that offer a distinctive, non-traditional look. These options allow you to enjoy the timeless appeal of a diamond while expressing your individuality through a unique design approach.
Made-to-order engagement rings take approximately 3–4 weeks to create.
The cost of the setting itself is generally the same regardless of whether you choose a traditional diamond or an alternative gemstone. The biggest price difference comes from the stone: many alternative gemstones are less expensive than diamonds, which can make the overall ring more budget-friendly while still offering exceptional beauty and craftsmanship.
Some gemstones are softer than diamonds and may need more mindful wear or occasional polishing. Lisa Robin provides guidance on how to care for each unique stone and setting.
In most cases, meaningful modifications to an alternative engagement ring require the piece to be remade rather than simply adjusted. Because these designs often use unique settings, stone shapes, or construction methods, resizing or altering components can compromise the integrity of the original ring. If you anticipate wanting future upgrades or changes, it’s best to discuss those possibilities during the design process so the ring can be recreated intentionally when the time comes.
Heirloom quality is determined by craftsmanship, material integrity, and timeless design, not just the gemstone. A thoughtfully made alternative ring can be passed down for generations.
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