Everyday Round Diamond Tennis Necklace, 8.5 ct. | DEASTRA
Experience the brilliance of our 8.5CT Diamond Tennis Chain crafted in 18K white gold. Adorned with 168 round-cut brilliant diamonds, this 17.5-inch piece blends classic elegance with refined luxury. Perfect for special events or adding a touch of shimmer to your daily look, it's a standout accessory to elevate any ensemble.
Product Highlights
- Total Carat Weight: Approximately 8.5 carats
- Gold Type: 18K white gold
- Stone Count: 168 round-cut brilliant diamonds
- Chain Length: 17.5 inches
- Design: Elegant tennis-style chain
Appraisal & Certifications
Every purchase comes with complete documentation, including an official Sales Invoice, Certificate of Authenticity, and any applicable Laboratory Certification. For your peace of mind, we always recommend adding an Extended Coverage Plan at the checkout to fully protect your fine jewelry piece.
DEASTRA Lifetime Warranty
We stand behind the quality and craftsmanship of our jewelry. We proudly offer a Free Lifetime Warranty against manufacturing defects on all DEASTRA fine jewelry.
Order Processing & Custom Orders
Most of our fine jewelry is handmade by our master jewelers. Please allow 7–14 business days for order processing before your piece is shipped. For custom designs, special requests, or out-of-stock items, processing may take up to 3 weeks.
Our team will keep you updated every step of the way.
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What Our Customers Say
"The brilliance of Deastra's lab-grown diamonds is truly indistinguishable from mined stones. The 14K gold setting has a good weight to it. Truly artisanal quality."
"I wanted to purchase a sustainable lab-grown diamonds, but was hesitant at first until I saw these. The fire and clarity are exceptional. Shipping from NYC was fast and in a luxury packaging."
"Beautiful craftsmanship. You can tell these aren't mass-produced. The setting is secure and the stones are perfectly matched. A signature NYC piece."
"Customer service was helpful in explaining the VS2 clarity. The jewelry exceeded my expectations. It's rare to find ethical luxury that looks this good."
"The secure clasp on my bracelet gives me such peace of mind. High end design meeting sustainable practices. Deastra Jewelry is my new favorite."
"Absolutely breathtaking. I was specifically looking for a 14K yellow gold piece that didn't look 'brassy,' and this setting is the perfect buttery tone."
Frequently Asked Questions
Exquisite Service & Craftsmanship
What quality standards and materials does Deastra Jewelry use?
We specialize in high-jewelry standards, using exclusively premium 14K and 18K solid gold. Every piece is handcrafted in the NYC Diamond District, ensuring artisanal precision in every setting. We use hand-selected lab-grown diamonds chosen for exceptional fire and brilliance.
How does Deastra ensure diamond and gemstone integrity and sustainability?
Sustainability is at the heart of Deastra. We provide stones that are chemically and optically identical to mined diamonds but without the environmental impact. Every stone undergoes rigorous quality control and comes with a Certificate of Authenticity.
How does shipping and secure delivery work for Deastra orders?
Every order is fully insured. Due to high value, all deliveries require an adult signature. Orders typically process within 7–14 business days from our NYC studio. We do not ship to P.O. boxes for security.
What is Deastra's return and exchange policy?
We offer a 14-day return or exchange window for standard collection pieces in original condition with security tags attached. Claims for shipping damages must be made within 24 hours.
Our Family’s Promise
We guarantee you’ll love your next jewelry piece.
At DEASTRA, we believe in creating timeless fine jewelry that lasts for generations. Guided by family values, we’re dedicated to offering personal attention and expert care at every step of your jewelry journey. Thats why we offer:
Free Lifetime Manufacturing Warranty on manufacturing defects on all DEASTRA fine jewelry.
Extended Protection Plan to cover accidental damage and provide added services to keep your jewelry looking its best.
Any Questions?