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Necklaces
WEDDING BANDS
Earrings
DESIGNED ONCE, OWNED BY ONE.
A ring created exclusively for you, by you- never replicated, never reused.
Every detail is chosen by you, making it a true reflection of your story and a piece that belongs to you alone.
GET TO KNOW US
M&D Signature Jewels is a United States based fine jewelry house specializing in lab grown diamond pieces crafted for modern luxury.
Each design is thoughtfully created and expertly set in NYC, reflecting exceptional craftsmanship and attention to detail. Our diamonds that are set in our in stock jewelry products are India-manufactured, IGI-certified, and selected in premium D–F color and VS clarity, ensuring outstanding brilliance and quality.
By operating at the source, we offer true manufacturer-level pricing, eliminating traditional retail markups while maintaining uncompromised standards.
Our collections feature Graff-inspired designs that leading retailers source through our wholesale division, now made directly accessible to you.
For those seeking something truly personal, we also offer custom creations, with the option to select IGI or GIA-certified stones upon request.
Customer Reviews
See what our customers are saying
Round Tennis Necklace
Bought the round tennis necklace for my wife on our anniversary and honestly… it looks even better in person. She wears it almost every day now.
Heart Pear Mua Tua Pendant
Got the heart pear mua tua pendant for my daughter's 18th birthday. She hasn't taken it off since. That alone says everything.
Pear Pave with Hidden Halo Ring
The pear pave ring with hidden halo was my proposal ring and she absolutely loved it. She keeps showing it to everyone.
Plain Gold Band
Gift to my bf for completing his masters, its so good. Simple, elegant, and he wears it every single day.
Eternity Ring
Push present for my wife, timely delivery and best price. The quality exceeded our expectations.
Oval Solitaire Pendant
Ordered an oval solitaire pendant for my mom's birthday. Simple, elegant, and exactly her style. She was really happy.
Tennis Bracelet
I surprised my wife with a tennis bracelet just because. Didn't expect such a big reaction — she was genuinely shocked.
Oval Hidden Halo Ring
This oval hidden halo ring was for our engagement. The sparkle is subtle but stunning. She stares at it all the time.
Round Diamond Studs
Bought round diamond studs for my sister's graduation. They're classy and not too flashy. Perfect everyday earrings.
Marquise Pave Ring
The marquise pave ring was an anniversary gift and it turned out to be her new favorite ring. She wears it nonstop.
Heart Solitaire Necklace
Got a heart solitaire necklace for Valentine's Day and my girlfriend loved how delicate it looked.
Pear Solitaire Studs
I picked the pear solitaire studs for my mom and she keeps telling everyone how "light and comfortable" they are.
Oval Side Stone Ring
Proposed with the oval side stone ring and she said yes immediately. The design is really elegant.
Round Eternity Band
Bought a round eternity band to mark 10 years of marriage. It felt meaningful and the quality is excellent.
Radiant Cut Solitaire Ring
The radiant cut solitaire ring was my engagement choice. Photos don't do it justice — it shines beautifully.
Pear Tennis Necklace
Gifted a pear tennis necklace for our anniversary and it looks incredibly luxurious when worn.
Marquise Solitaire Ring
The marquise solitaire ring is unique and different from the usual styles. My fiancée loved that about it.
Heart Diamond Pendant
Bought a heart diamond pendant for my teenage daughter. It's dainty, sweet, and perfect for her age.
Oval Tennis Bracelet
The oval tennis bracelet was a last-minute gift and ended up being a huge hit.
Round Solitaire Pendant
I gave my wife a round solitaire pendant after we had our first baby. It felt really special.
Pear Halo Ring
The pear halo ring exceeded my expectations. The detailing is beautiful and very well done.
Oval Diamond Studs
Ordered oval diamond studs for my wife and she said they're the perfect size for daily wear.
Emerald Cut Eternity Band
Got an emerald cut eternity band for an anniversary. It stacks perfectly with her engagement ring.
Marquise Diamond Studs
The marquise diamond studs were a graduation gift and they look so elegant without being over the top.
Round Tennis Bracelet
Bought a round tennis bracelet and the quality honestly surprised me in a good way.
Heart Shaped Ring
Proposed with a heart shaped ring and she loved how romantic it felt.
Oval Solitaire Ring
The oval solitaire ring is simple but stunning. Exactly what my girlfriend wanted.
Pear Solitaire Necklace
Bought a pear solitaire necklace for my mom and she said it goes with everything.
Round Pave Band
The round pave band was comfortable and sparkly without feeling heavy.
Marquise Hidden Halo Ring
The marquise hidden halo ring really stands out. People keep asking her where it's from.
Radiant Cut Tennis Bracelet
Gifted a radiant cut tennis bracelet and it looks amazing under lights.
Round Diamond Pendant
The round diamond pendant was for a milestone birthday and felt like the perfect choice.
Lab Grown Diamond Studs
Absolutely love these lab grown diamond studs. They're ethically sourced, stunning, and the price was unbeatable. Can't tell the difference from mined diamonds.
Lab Grown Solitaire Pendant
Got this lab grown solitaire pendant for my wife and she's obsessed. The clarity is incredible and knowing it's sustainable makes it even more special.
Lab Grown Engagement Ring
Proposed with a lab grown engagement ring and it was the best decision. Beautiful, affordable, and conflict-free. She absolutely loves it.
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Pendants
Loose Diamonds, Your Way
We are the only retailers offering IGI-certified loose diamonds in D–F color and VS clarity directly to customers made possible because we are one of the world’s largest lab grown diamond manufacturers.
Choose the perfect stone and create your own personalized jewelry with the jeweler you trust.
Looking for something rarer? GIA-certified loose diamonds are available upon special request via email.
Indulge in the ritual of adornment with our stunning creations, where sophistication meets ethical choices.
Lab Grown Diamonds: A Brilliant Way Forward
Lab grown diamonds are redefining modern luxury—where innovation, beauty, and responsibility come together in perfect harmony. At M&D Signature Jewels, we celebrate a smarter way to shine by offering diamonds with remarkable clarity, captivating fire, and exceptional value, all crafted through an ethical and environmentally mindful process.
These diamonds aren’t simply alternatives to mined stones—they represent a new chapter in fine jewelry, making extraordinary brilliance more accessible, more customizable, and more meaningful than ever before.
With an expansive selection of shapes, colors, clarities, and carat weights, lab grown diamonds open the door to designs that once felt out of reach. They deliver the same breathtaking sparkle as traditionally mined diamonds—without the premium price tag—making it easier to create a one-of-a-kind engagement ring or a custom jewelry piece designed to last a lifetime. At M&D Signature Jewels, every diamond is an opportunity to bring your vision to life.
What Are Lab Grown Diamonds?
Lab grown diamonds are authentic diamonds created above ground using advanced technology that mirrors the natural conditions in which diamonds form beneath the earth’s surface. These diamonds share the exact same physical, chemical, and optical characteristics as mined diamonds—down to their brilliance and durability.
Two innovative processes are used to grow these diamonds:
- High Pressure, High Temperature (HPHT): Recreates the intense heat and pressure found deep within the earth.
- Chemical Vapor Deposition (CVD): Builds diamonds layer by layer using a carbon-rich gas, allowing for exceptional precision and quality.
Lab Grown Diamonds Are 100% Real
A lab grown diamond is not an imitation and should never be confused with simulants like moissanite or cubic zirconia. According to the FTC, lab grown diamonds are genuine diamonds with the same structure and composition as those formed naturally underground.
Because they’re produced in a controlled environment, lab grown diamonds often achieve superior clarity and sparkle—at a significantly lower cost. The result is a diamond that looks, wears, and lasts exactly like a mined diamond, while offering a more ethical and forward-thinking choice.
Lab Grown Diamonds vs. Mined Diamonds
Both lab grown and earth-mined diamonds deliver stunning brilliance and timeless beauty. The difference lies in how they’re created—and the impact they leave behind.
Lab grown diamonds offer all the visual appeal of traditional diamonds, with added benefits in affordability, sustainability, and ethical sourcing. For those seeking a responsible yet luxurious option, lab grown diamonds stand apart as the modern choice.
Lab-Grown vs Mined Diamonds
| Feature | Lab-Grown Diamonds | Mined Diamonds |
|---|---|---|
| Origin | Created in laboratories using advanced technology | Formed naturally in the Earth over billions of years |
| Composition | Pure carbon | Pure carbon |
| Appearance | Visually identical to mined diamonds | Visually identical to lab diamonds |
| Hardness | 10 on Mohs scale | 10 on Mohs scale |
| Price | 30–70% more affordable | Higher due to rarity and mining costs |
| Environmental Impact | Lower environmental impact | Higher environmental impact |
| Ethical Sourcing | Conflict-free | Depends on sourcing |
| Resale Value | Lower resale value | Higher resale value |
| Time to Form | A few weeks | Billions of years |
Understanding the 4Cs
Our lab grown diamonds are graded using the same internationally recognized standards as mined diamonds:
- Carat: Available from 0.90 to over 20.00 carats
- Color: Premium grades ranging from D to H
- Clarity: FL through VS2
- Cut: Ideal and Excellent for optimal brilliance
The Value Advantage of Lab Grown Diamonds
Exceptional Savings
Lab grown diamonds typically cost 50–60% less than mined diamonds, allowing you to choose a larger stone or higher quality within the same budget.
Unmatched Quality
These diamonds are identical in durability, sparkle, and composition—offering luxury without compromise.
Greater Financial Freedom
Spend more on experiences, celebrations, or future plans while still choosing a breathtaking diamond.
Transparent Pricing
Enjoy straightforward pricing with no inflated markups—just exceptional value every day.
Added Customer Benefits
- Complimentary shipping
- Hassle-free repairs
- Lifetime warranty on every purchase
Flexible Budget Tools
Explore diamonds ranging from $1,000 to $100,000, with tools designed to help you stay comfortably within your budget.
Designed for You: Endless Custom Possibilities
Your jewelry should reflect your story. With our wide selection of loose lab grown diamonds, M&D Signature Jewels gives you complete creative freedom—from selecting the diamond to perfecting every design detail.
Whether you’re crafting a timeless solitaire, a vintage-inspired engagement ring, a sleek modern necklace, or a meaningful gift, our artisans ensure your final piece is as personal as it is stunning.
Lab grown diamonds are also ideal for fine jewelry gifts, including tennis bracelets, earrings, pendants, cufflinks, and more—designed to be cherished for years to come.
Popular Lab Grown Diamond Jewelry
Our collection includes a wide variety of styles, from loose diamonds to finished designs:
- Engagement Rings: Solitaires, three-stone settings, vintage and modern styles
- Wedding Bands: Minimal designs to intricate eternity rings
- Earrings & Studs: Everyday elegance or special-occasion sparkle
- Pendants & Bracelets: Subtle accents or bold statements
The Future of Fine Jewelry
Lab grown diamonds are shaping the future of the jewelry industry by offering a luxurious yet ethical alternative to mined stones. Created in controlled environments, these diamonds deliver exceptional quality, clarity, and brilliance—without the environmental and ethical concerns associated with traditional mining.
Our Commitment to Sustainability
Ethical craftsmanship is central to everything we do. At M&D Signature Jewels, sustainability means reducing environmental impact, ensuring conflict-free sourcing, and embracing responsible manufacturing practices.
Most of our supply chain operates under carbon-neutral standards, from diamond creation to jewelry production. Our pieces are crafted using 96% recycled gold, and our packaging is designed to be recyclable or biodegradable—because luxury should be thoughtful as well as beautiful.
When you choose a lab grown diamond from M&D Signature Jewels, you’re investing in more than jewelry—you’re supporting a future rooted in responsibility and care.
Why Choose Lab Grown Diamonds from M&D Signature Jewels?
We offer more than just diamonds—we deliver transparency, craftsmanship, and personalization. Our extensive inventory, competitive pricing, and expert guidance empower you to create jewelry that reflects who you are and what matters to you.
Choosing lab grown diamonds from M&D Signature Jewels means choosing modern luxury with a conscience—exceptional beauty, meaningful value, and a brilliant future.
Discover Your Perfect Lab Grown Diamond Today
Luxury should never come at the expense of ethics. At M&D Signature Jewels, our lab grown diamonds combine timeless elegance with sustainable values. From engagement rings to diamond earrings, every piece is designed to shine with intention.
If you value beauty, responsibility, and thoughtful craftsmanship, lab grown diamonds are the perfect match. Explore our collection and discover a diamond that reflects your style, your story, and your commitment to a brighter future.