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Custom radiant cut brilliance with timeless solitaire elegance.
This custom radiant cut engagement ring blends a classic, minimalist 4-prong setting with an elongated radiant cut diamond with serious fire.
The elongated silhouette creates elegant finger coverage, while the sleek, unadorned band allows the brilliant center stone to command the room from every angle.
At Neptunes Engagement, each ring is made to order through a designer-led boutique process, giving you the freedom to personalize the final design before production.
(This page is ideal for shoppers searching for a custom radiant cut engagement ring, radiant solitaire engagement ring, lab-grown radiant engagement ring, or luxury engagement ring crafted with premium metals.)
Love this design but envision a different gemstone or customization? Let us help bring your unique vision to life. Reach out to us below to explore your options!
Offering the Best Pricing Nationwide
Member of Jewelers Board of Trade
Member of Chamber of Commerce
Member of American Gems Society
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INSURED SHIPPING
Keep in mind: Every gemstone, including lab-grown diamonds, varies in quality beyond the 4Cs (Cut, Color, Clarity, and Carat). At Neptunes Jewelry, we meticulously hand-select each diamond to ensure the highest quality and value for our clients.
We’re committed to ensuring the quality and perfect fit of your treasured piece.
Processing Time
In-stock items process within 3 business days. Our standard lead time is 7-10 business days after the CAD rendering is approved
with timelines specified on each product page.
For rush orders, please email us to see if we can accommodate your request. Note that your shipping choice does not expedite production.
Insured Shipping
Once ready, we’ll send tracking details. All orders ship fully insured, with signatures required of the recipient. Any fees from failed delivery attempts are the purchaser’s responsibility.
Custom radiant cut brilliance with timeless solitaire elegance.
This custom radiant cut engagement ring blends a classic, minimalist 4-prong setting with an elongated radiant cut diamond with serious fire.
The elongated silhouette creates elegant finger coverage, while the sleek, unadorned band allows the brilliant center stone to command the room from every angle.
At Neptunes Engagement, each ring is made to order through a designer-led boutique process, giving you the freedom to personalize the final design before production.
(This page is ideal for shoppers searching for a custom radiant cut engagement ring, radiant solitaire engagement ring, lab-grown radiant engagement ring, or luxury engagement ring crafted with premium metals.)