Unique designs crafted in gold and natural gemstones
Where Gemstones Become Timeless Jewelry
Natural gemstones and lab-grown diamonds crafted in 18k gold
3 ct Engagement Rings
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5.14 ct Natural Amethyst Ring with Natural Diamonds in 18K White Gold
Vendor:LEMARINI & CORegular price $1,850.00 USDRegular priceSale price $1,850.00 USD -
Eterna 3.04ct Pear
Vendor:LEMARINI & CORegular price $2,250.00 USDRegular priceSale price $2,250.00 USD -
Lab Grown Aurella 3.06 ct
Vendor:LEMARINI & CORegular price $2,455.00 USDRegular priceSale price $2,455.00 USD -
Aurea Green 3.09ct lab-grown
Vendor:LEMARINI & CORegular price $2,395.00 USDRegular priceSale price $2,395.00 USD -
Lumina 3.05 ct
Vendor:LEMARINI & CORegular price $2,380.00 USDRegular priceSale price $2,380.00 USD -
Princess 3.08 ct Pear Ring
Vendor:LEMARINI & CORegular price $2,190.00 USDRegular priceSale price $2,190.00 USD
Her birthstone, a gift from Lemarini & Co
At Lemarini & Co, we understand how meaningful this moment is for both of you. That’s why we include a genuine natural 1.5 mm birthstone inside the ring — a delicate and personal touch that makes your proposal truly unique and unforgettable.
2 ct Engagement Rings
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2 ct Oval Lab Grown Diamond Engagement Ring with Pavé Band
Vendor:LEMARINI & CORegular price $1,790.00 USDRegular priceSale price $1,790.00 USD -
2 ct Oval Lab Grown Diamond Bezel Engagement Ring
Vendor:LEMARINI & CORegular price $1,820.00 USDRegular priceSale price $1,820.00 USD -
2 ct Oval Lab Grown Diamond Twisted Band Engagement Ring
Vendor:LEMARINI & CORegular price $1,731.00 USDRegular priceSale price $1,731.00 USD -
2 ct Oval Lab Grown Diamond Engagement Ring with Side Stones
Vendor:LEMARINI & CORegular price $1,750.00 USDRegular priceSale price $1,750.00 USD
Direct Manufacturers of Fine Jewelry
Eternity Bands
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Sapphire French Pavé Eternity Band
Vendor:LEMARINI & CORegular price $1,050.00 USDRegular priceSale price $1,050.00 USD -
Certified Natural Diamond Engagement Rings
Vendor:LEMARINI & CORegular price $980.00 USDRegular priceSale price $980.00 USD -
Sapphire French Pavé Eternity Band
Vendor:LEMARINI & CORegular price $1,050.00 USDRegular priceSale price $1,050.00 USD -
Emerald French Pavé Eternity Band
Vendor:LEMARINI & CORegular price $1,050.00 USDRegular priceSale price $1,050.00 USD
Quality you can see, feel and trust
Start Designing-
Certificates of Authenticity
Every LEMARINI & Co piece includes official certification guaranteeing the authenticity and quality of its materials. Our diamonds come with an IGI certificate, along with certification of 18K gold and natural gemstones. -
3D Jewelry Design
At LEMARINI & Co, we transform ideas into unique jewelry through professional 3D design, allowing every detail to be visualized before creation to ensure perfect proportions and refined craftsmanship. -
Lifetime Warranty
Every piece from LEMARINI & Co is crafted with exceptional quality. We stand behind our jewelry with a lifetime warranty that ensures lasting beauty and confidence.
RETURN, EXCHANGE & WARRANTY POLICY
Our Commitment
At LEMARINI & CO, every piece is made to order in solid 18K gold and crafted to the highest standards of quality. Due to the personalized nature of our jewelry, we maintain a clear policy designed to protect both our clients and our craftsmanship.
Certification & Authenticity
Every ring includes:
• An IGI Certified lab-grown center diamond, detailing cut, clarity, color, and carat weight.
• A Jewelry Quality Certificate guaranteeing solid 18K gold and the authenticity of the natural accent diamonds.
Each piece is delivered with official documentation for complete confidence and assurance.
Returns
• We accept returns within 7 days of delivery.
• The item must be unworn, undamaged, and in original condition.
• Custom sizing or engraved pieces are final sale.
• A 10% restocking fee may apply.
Due to the made-to-order nature of our jewelry, cancellations or refunds are not available once production has begun.
Exchanges & Resizing
• We offer complimentary resizing within 30 days of delivery.
• Exchanges apply only in cases of manufacturing defects.
Warranty
All pieces are protected under our Full Lifetime Jewelry Guarantee, covering manufacturing defects.












