Elongated Marquise Lab-Grown Diamond Engagement Ring | Compass Claws, Station Rounds Band
Elongated Marquise Lab-Grown Diamond Engagement Ring | Compass Claws, Station Rounds Band
Nyx Jewel Size Guide
| US | UK/AU | DIA (mm) | CIRC (mm) |
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How to Measure
Wrap a piece of paper or string around your finger. Mark where it overlaps, then measure that length with a ruler in millimeters. Slide to match your measurement above.
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Product Description
Product Description
Specifications
- Piece: Sold with the center stone below — this cut is not offered in the diamond selector
- Center stone: 3.00ct elongated marquise lab-grown diamond, VS clarity, colorless range
- Accent stones: 0.13ct total, round diamonds of about 1.8mm set as stations in pointed teardrop claws between small beaded bars, about two or three per side
- Stone orientation: North-south
- Setting: four compass claws on a low basket over a fine round band, photographed in rose gold
- Metal: 10K, 14K & 18K solid gold and platinum
- Certification: IGI certificate on center stones of 1 carat and above
- Ring sizes: US 3–10, including half sizes
- Made to order: 1–2 week production, then shipping
A very narrow 3 ct elongated marquise, held by just four claws, one at each point and one at each side of its waist, on a slim band set with small round diamonds at intervals. The effect is long, light and a little architectural.
The setting
A compass layout uses the fewest claws a marquise can have while still capping both points, which matters on a stone this slender because its tips are long and fine. The basket sits low, keeping the stone close to the finger. The band is about 1.5mm, photographed in rose gold, and carries about two or three stations per side: round diamonds of about 1.8mm gripped by pointed teardrop claws and separated by small beaded bars. The stations continue only partway around, adding light without turning the band into a full row. A marquise this narrow is not offered in the diamond selector, so the ring is sold with the stone chosen for it.
About our lab-grown diamonds
Every stone we set is a lab-grown diamond — the same carbon crystal structure, hardness and optical behavior as a mined diamond, grown rather than extracted. Center stones of 1 carat and above ship with an IGI certificate stating carat, cut, color and clarity. Melee and pave stones are matched to the same color and clarity range but are not individually certified.
Common questions
Are four claws enough for a long, narrow marquise?
Yes, because they sit where they count: two on the points, the most fragile parts, and two at the waist, which stop the stone from rocking. Fewer claws also leave more of the outline visible, which is the reason to choose a shape this slim.
How delicate is the station band?
At about 1.5mm the band is fine, and the station claws stand slightly above it. It suits daily wear with ordinary care, but it should come off for lifting weights or heavy chores, and its claws are worth checking now and then.
Do the photographs show the exact ring I will receive?
The design, the cut and the carat weight, yes. Individual stones vary slightly, and colored stones in particular read differently under daylight and warm indoor light. We photograph your finished ring and send you those images before it ships.
Is the center stone certified?
Yes. Every center stone of 1 carat and above ships with an IGI certificate stating carat, cut, color and clarity. Accent and pave stones are matched to the same color and clarity range but are not individually certified.
Materials & Care
Materials & Care
Material
Our pieces are thoughtfully crafted in
100% certified recycled gold, paired with ethically sourced lab-grown diamonds and moissanite. Designed with precision, each creation reflects timeless beauty and modern craftsmanship.
Care
To preserve its brilliance, remove your jewelry before exposure to chemicals, water, or heavy activities. Store it safely and clean occasionally with a soft cloth for a lasting shine.
Shipping & Returns
Shipping & Returns
Shipping
Enjoy complimentary shipping on every order. Each piece is thoughtfully packaged to protect its beauty in transit. Standard delivery takes 5–9 business days, with faster shipping options available.
Returns & Exchanges
We want you to love your piece. If not, returns and exchanges are accepted within 30 days of delivery. Simply ensure items are unworn and in original packaging to begin the process.
Virtual Appointment
Arrange a private virtual consultation and experience our lab-grown diamond and moissanite collections wherever you are.
Daily: 7am–3pm ET Book a CallShare
Everything inside the box.
Your Ring
Handcrafted to order
IGI Certificate
Diamond grading report
Luxury Box
Proposal-ready
Hidden Birthstone
Set inside the band
Warranty Card
Lifetime coverage
Polishing Cloth
Keep her sparkling
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Doubts? Good.
The right ring deserves them.
Yes. 100%. They're chemically, optically, and physically identical to mined diamonds — same hardness, same fire, same sparkle. Even a jeweler can't tell them apart without specialized equipment. The only difference is origin: ours grew in a few weeks instead of a few billion years.
Ready-to-ship pieces arrive in 3–5 business days with free insured shipping. Custom rings and bridal sets take 2–3 weeks — because each is handcrafted to order. We'll keep you posted at every stage, including a final photo before it ships.
No-questions-asked 30-day returns on every non-customized piece. If it's not perfect, send it back — full refund, no awkward calls. For custom and engraved pieces, we offer store credit so you can choose again.
Complimentary resizing within the first month— including a return-shipping label. Our lifetime warranty also covers ongoing maintenance, polishing, and minor repairs at no cost. The ring is yours forever; so is our service.