Lab Diamond Carat Size Guide

*The setting in the image is for reference only

Hand with ring
1.5ct Round Diamond

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Round Celtic Knot Lab Grown Diamond Infinity Style Engagement Ring

|SKU: SOL493
$1,467USD
In StockReady to ship
Pay in 4 interest-free installments of $366.75
Starting at $123/mo with Affirm
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Free Insured Shipping

Ships by Monday, Mar 23

Handcrafted to order, delivered with full insurance & tracking

1. Metal14K White Gold
2. Center Stone

Carat Weight

3. Ring Size
4. Add Free Engraving

Total Price

Includes Setting + Diamond

$1,467

Ships by 3/23/2026 • Free Insured Shipping

Free Shipping30-Day ReturnsLifetime Warranty

What's Included

IGI Certificate

Official grading report

Luxury Ring Box

Premium presentation

Care Kit

Cleaning cloth & solution

Warranty Card

Lifetime coverage

Frequently Asked Questions

Can I resize this ring later?
Yes! We offer one free resizing within the first year of purchase. Most rings can be resized up to 2 sizes up or down. Contact our support team to arrange your free resizing.
What is your return policy?
We offer a 30-day hassle-free return policy. If you're not completely satisfied, simply return the ring in its original condition for a full refund. Free return shipping included.
Are lab-grown diamonds real diamonds?
Lab-grown diamonds are 100% real diamonds with identical physical, chemical, and optical properties to mined diamonds. They're graded by the same standards (4Cs) and come with IGI certification.
What does the lifetime warranty cover?
Our lifetime warranty covers manufacturing defects, prong re-tipping, rhodium plating (for white gold), and professional cleaning. Normal wear and accidental damage are not covered.

Diamond Details

Shape Round
Carat Weight 1.5 ct
Color Grade E-F
Clarity Grade VVS2
Cut Grade Excellent
Certificate IGI Certified

Setting Details

Metal 14K White Gold
StyleSolitaire
Band Width 2.0mm
Setting Type Claw Prong
Est. Metal Weight ~2.5g - 4.0g
The VELUNIQ Promise

Same Brilliance. Better Story.

Love shouldn't require compromise - not on beauty, not on values, not on the story you'll tell for generations.

Lifetime Warranty

We stand by our quality

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100% Money-Back

30-day return policy

24/7 Expert Support

Real gemologists

40+ Hours of Craft

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The Science

How diamonds are made

Round Celtic Knot Lab Grown Diamond Infinity Style Engagement Ring

14K White Gold • 1.5ct

$1,467

Free Shipping 30-Day Returns Lifetime Warranty

Round Celtic Knot Lab Grown Diamond Infinity Style Engagement Ring

Starting from $1,467.00 USD

This stunning engagement ring features a brilliant Princess cut lab grown diamond, captivating with its crisp, geometric sparkle. The center stone is elegantly cradled by a unique twisted band, symbolizing an eternal embrace. A perfect blend of contemporary design and timeless sophistication.

Available Metals: 10K White Gold, 14K White Gold, 18K White Gold, 10K Yellow Gold, 14K Yellow Gold, 18K Yellow Gold, 10K Rose Gold, 14K Rose Gold, 18K Rose Gold, Platinum

Diamond Shapes: Round

Condition: New

Availability: In Stock

Brand: VELUNIQ — Ethically crafted lab-grown diamond jewelry

Shipping: Free insured worldwide delivery. Made-to-order craftsmanship.

Returns: 30-day hassle-free returns with full refund