Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with princess cut diamond in yellow gold from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with princess cut diamond in yellow gold from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with princess cut diamond in white gold from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with princess cut diamond in rose gold from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with princess cut diamond in platinum from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with emerald cut diamond in yellow gold from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with emerald cut diamond in white gold from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with emerald cut diamond in rose gold from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with emerald cut diamond in platinum from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with round cut diamond in yellow gold from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with round cut diamond in white gold from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with round cut diamond in rose gold from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with round cut diamond in platinum from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with princess cut diamond in yellow gold from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with princess cut diamond in white gold from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with princess cut diamond in rose gold from front by Lisa Robin
Shown in 1 Carat Diamond
Shown in 1 Carat Diamond*The Casey Sapphire Hidden Halo Emerald Diamond Engagement Ring with princess cut diamond in platinum from front by Lisa Robin

The Casey Sapphire Hidden Halo Engagement Ring

The Casey is a hidden halo — minimal at first glance, layered on second look. From across a room the silhouette reads clean; from the side, a circle of small diamonds reveals itself beneath the sapphire.
Regular price$ 2,195.00
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Color
Shape
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The Casey tucks a halo of small diamonds beneath a sapphire center, facing outward instead of up — so from above the ring reads as a clean solitaire, and only from the side does the hidden sparkle show. The detail is private, kept for the two of you.

Metal Options 14K Yellow Gold, 14K White Gold, 14K Rose Gold, or Platinum. Sustainably sourced.
Center Sapphire
Style Sapphire hidden halo engagement ring
Setting Hidden halo beneath the center
Crafting Time Approximately 3-4 weeks

Setting starts at $2,195 in 14K gold and $2,595 in platinum. Explore the full sapphire engagement ring collection.

How does the Casey hidden halo differ from a visible halo?

A visible halo surrounds the sapphire center with accent diamonds visible from above. The Casey hides that circle beneath the sapphire instead, reading as a clean solitaire from above while the hidden halo reveals itself from the side.

Why hide the halo rather than show it?

A visible halo amplifies the sapphire for the viewer from across a room. A hidden halo concentrates brilliance at the side profile, so the sapphire reads as a clean solitaire from above and reveals layered detail in raking light.

What's the difference between a halo and a cluster sapphire engagement ring?

A halo sapphire engagement ring wraps the center in a continuous circle of small accent diamonds. A cluster setting groups diamonds in irregular formations that don't form a closed circle. Halos emphasize the sapphire; clusters integrate it.

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 sapphire engagement ring ships in 3-4 weeks, approximately Nov 20 to Nov 24
Shipping costs calculated at checkout

Detail That Reveals Itself From the Side

Some ornament is for the wearer alone. The hidden halo is a detail that doesn't announce itself.

The sapphire at the center carries the rest of the design's color responsibility. Sapphires come in a remarkable range — blue in every saturation from midnight, royal, and cornflower to teal and bluish-green, plus yellow, pink, green, orange, peach, and the rare padparadscha. A colored gemstone engagement ring with a sapphire center is as much about which sapphire as about which setting: a deep teal reads cool against white gold, a soft peach warms against rose, a yellow sapphire glows against yellow gold. You choose the color, and the hidden halo sits the same way behind any of them.

On the hand, the Casey reads minimal from above and revelatory from the side — the kind of detail you discover rather than declare. The Casey joins a Lisa Robin tradition of hidden halo and minimal-from-above engagement rings designed for couples drawn to private detail.

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

Lisa was incredible to work with and brought my dream ring to life! We had 2 consultations and I kept going back and forth on the shape of the sapphire & she was very patient + knowledgeable about what would look good together and gave me a ton of options. So happy with the final outcome!! Thank you so much Lisa! I love my Casey hidden halo engagement ring and the Macey is perfect with it! Just enough sparkle and beautiful quality.

Julia Heim
Dayton OH

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 & Zane
Blountville TN

Gender Neutral Engagement Rings and Wedding Bands — Frequently Asked Questions

Gender neutral rings are designed without the visual markers that traditionally distinguish 'men's' from 'women's' rings — meaning they don't lean toward extremely substantial widths (traditional masculine), extremely refined narrow widths (traditional feminine), heavy surface texture, floral motifs, or other visual elements that carry strong gender associations. Instead, gender neutral designs use middle-range widths (typically 3-5mm), balanced proportions, clean construction, restrained diamond placement, and design vocabulary that reads appropriately on any hand. Many rings designed without specific gender intent end up working as gender neutral by default; this collection curates those designs into a single browsable group.
Yes — this is one of the primary use cases for the gender neutral collection. Both partners can choose rings from the same design family with width or material variations adapting each ring to the wearer's hand. Common approaches: same design at different widths (4mm and 6mm Tanner, for example), same width in different metals (yellow gold and white gold), same design at identical specifications (when hand sizes are similar), or coordinated-but-distinct designs (each partner chooses a different ring that shares aesthetic vocabulary). The Tanner family is particularly suited for matched couples' bands because it offers five widths in the same design language.
No. Engagement rings and wedding bands are personal choices — some couples choose both, some choose only wedding bands, some choose only engagement rings, and configurations vary. There's no universal expectation that any particular configuration is correct. For same-gender couples or any couple preferring a streamlined approach, both partners wearing wedding bands only (without engagement rings) is a valid choice. For couples wanting more ring presence, both partners can wear engagement ring + wedding band. The configuration choice should serve the couple's preferences, not external expectations.
Yes — the design vocabulary in this collection is a starting point, not a constraint. Adjustments toward more traditionally masculine (wider band, more substantial profile, surface texture) or more traditionally feminine (narrower band, more refined proportions, more prominent diamond detail) can be made during custom design. Some couples want their rings to land at the gender neutral midpoint; others want their rings to lean slightly in one direction while remaining outside the traditional 'his and hers' binary. We discuss preferences during the design conversation. The flexibility is the point: the rings should reflect each wearer's individual identity rather than fitting predefined categories.
That's a valid choice. Couples don't need to wear matching or even coordinated rings — many couples choose rings that reflect each partner's individual style preferences. One partner might want a substantial textured wedding band while the other prefers a refined diamond eternity ring. The relationship doesn't require visual symmetry between the rings. For couples wanting some visual connection between distinctly different rings, options include shared metal (both rings in yellow gold, for example), shared engraving (matching dates or phrases inside both rings), or shared diamond origin (both rings using lab grown diamonds). We discuss approaches during the design conversation.
Yes. A gender neutral wedding band can be paired with any engagement ring, including engagement rings that lean more traditionally feminine or masculine. The pairing decisions involve standard considerations: matching diamond cut vocabulary, metal coordination, width proportion, and design language coherence. A gender neutral wedding band paired with a more characterful engagement ring creates a deliberate vocabulary mix — the engagement ring brings the design statement, the wedding band brings refined support. Many couples find this approach works well because the engagement ring carries the visual focal weight and the wedding band supports without competing.
Rings in this collection are made-to-order in approximately 2-4 weeks from when your order is placed. Wedding bands typically finish in 2-3 weeks. Engagement rings with center stones and substantial design typically take 3-4 weeks. Custom designs (where Lisa designs something specific to your vision) take 3-4 weeks from design approval. For wedding date deadlines, confirm timeline during the order conversation.
Yes. All diamonds in this collection can be specified as lab grown or natural. Lab grown diamonds are physically and optically identical to natural diamonds — same hardness, same brilliance, same chemical and crystal structure — but cost approximately 40-60% less for the same carat weight, color, and clarity. Most accent diamonds in wedding bands today are lab grown; the visual difference is undetectable. Lab grown diamonds are particularly aligned with values around responsible sourcing for couples who prioritize that consideration. We discuss diamond origin during the design conversation.
Pricing depends on the specific design, metal choice, diamond specifications, and any customization. Plain Tanner gold wedding bands start around $700-$2,400 depending on width and karat. Diamond wedding bands range $1,200-$8,000+ depending on diamond count, carat weight, and design complexity. Engagement rings in this collection start around $2,500-$3,500 for solitaire designs and range to $15,000+ for more substantial designs with larger center stones. Custom designs vary based on specifications. Lab grown diamonds reduce cost approximately 40-60% compared to natural. Specific pricing is confirmed during the design conversation.
Yes. Design appointments are open to anyone planning engagement rings, wedding bands, or other significant jewelry. The appointment is a conversation about your relationship, your aesthetic preferences, your timeline, and your budget. Whether you're a same-gender couple choosing matched wedding bands, a nonbinary individual designing a single ring for yourself, an engaged couple of any configuration, or anyone wanting to discuss ring design — the appointment serves your specific situation rather than fitting you into predetermined categories. Appointments are available via Zoom, phone, or in person at the Dayton studio. The first appointment is complimentary.