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Shop Diamond Jewelry 💎💍

Find your perfect diamond shape

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Your Guide to Choosing Diamonds

We guide you to find a diamond that suits your style and vision.

Master the 4Cs

Understand cut, clarity, color, and carat.

Explore Shapes and Styles

Discover how diamond shapes and settings impact your jewelry.

Expert Guidance

Discover how diamond shapes and settings impact your jewelry.

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From Earth to Heart: Diamonds by NICOLS

Our natural diamonds are responsibly sourced, ensuring exceptional quality and ethical integrity. Every diamond is carefully selected to bring unparalleled brilliance to your most meaningful moments.

NICOLS control every step to ensure superior quality from mining to design

Combining craftsmanship and innovation for extraordinary diamonds

Sustainably mined diamonds with a focus on responsible practices

Your Love, Your Design, Your Ring

Every brilliant story begins with a ring. Design a one-of-a-kind engagement ring that reflects your love and individuality.

Engagement Ring

FAQs

We carefully source our diamonds from earth to heart, ensuring ethical, conflict-free origins and superior quality. Every diamond is hand-selected for its brilliance and value.
Understanding the 4Cs (Cut, Color, Clarity, and Carat) is essential when selecting a diamond. Our experts can guide you through the process, or you can explore our Education Center for in-depth knowledge.
Visit The Education Center
Our jewelry experts are available for personalized consultations to help you find the perfect diamond. You can visit us in-store for a one-on-one experience or book a virtual appointment from anywhere.
Book An Appointment
Yes! Our diamonds come with GIA or equivalent certification, verifying their cut, color, clarity, and carat weight.
We specialize in natural diamonds sourced responsibly, ensuring timeless beauty and ethical standards.
Yes, we follow a “From Earth to Heart” approach, ensuring our diamonds are ethically sourced, conflict-free, and GIA-certified, offering you both quality and peace of mind.
Visit our Education Center to discover everything you need to know about diamonds, from grading to buying tips.
Explore The Education Center

exceptional services, just for you

Lifetime Warranty

Lifetime Warranty

Flexible Payment Options

Flexible Payment Options

Worldwide Shipping

Worldwide Shipping

60-Days Free Resizing

60- Days Free Resizing

from earth to heart

from earth to heart

nicols diamond store

Experience NICOLS in person or online

Discover the artistry and brilliance of NICOLS firsthand. Visit one of our jewelry stores or enjoy personalized guidance through a virtual consultation.