4 Carat Pink Radiant Lab Grown Diamond Engagement Ring Three Stone Trapezoid Cut

Material Selection: 10K, 14K, 18K Solid Gold, Platinum Pure

Metal Color Selection: Rose Gold, Yellow Gold, White Gold

Center Stone Type Selection: Lab Grown Diamonds

Diamond Cut: Radiant Brilliant Center + Trapezoid Brilliant Side Stones

Center Stone Size: 4 Carat Pink Radiant (10.20x8.20mm)

Side Stones: 2 Trapezoid Cut Diamonds (6x4x4mm each, 0.90ct each, 1.80ct total)

Total Carat Weight: 5.80 Carats

Setting: Three-Stone (Radiant + Trapezoid + Trapezoid)

Band Width: 3mm

Diamond Clarity: VS (Best Only)

Diamond Color: Fancy Pink

Certification: IGI® or GIA® Certified

Romance engineered to perfection — a 4 carat fancy pink radiant cut lab grown diamond flanked by two trapezoid side stones totaling 5.80 carats across all three diamonds. The radiant cut’s 70 brilliant facets concentrate and intensify pink across the entire 10.20x8.20mm surface, making the blush appear deeper, richer, and more vivid than any other rectangular shape can achieve. Where step-cut shapes let pink wash out through open facets, the radiant traps every photon of pink light and bounces it back with explosive brilliance. The two 0.90 carat trapezoid diamonds taper seamlessly against each side, their bright white sparkle framing the vivid pink center like freshly fallen snow against a rose petal. Set in rose gold for the ultimate monochromatic blush statement — pink radiant center, sparkling trapezoid sides catching warm light, and blushing rose gold metal creating a seamless river of romance from end to end. A 4 carat natural pink diamond of this saturation would command six figures at auction. Lab-grown technology delivers the identical chemical composition, hardness, and brilliance.

How This Ring Compares

Feature	This Ring	Brilliant Earth	Blue Nile	Friendly Diamonds
Center Stone	4ct Pink Radiant Lab Diamond	1–1.5ct Pink Radiant	1–1.5ct Pink Radiant	1ct Pink Radiant
Side Stones	2 Trapezoid (0.90ct each)	Pear or Round sides	Baguette or Tapered sides	Pear or Round sides
Total Carat Weight	5.80ct (4ct + 1.80ct sides)	Varies (typically 0.3–0.8ct sides)	Varies (typically 0.3–0.8ct sides)	Varies (typically 0.3–0.8ct sides)
Certification	IGI® or GIA®	IGI	IGI/GIA	IGI/GIA/GCAL
Metal	10K, 14K, 18K Gold, Platinum	14K, 18K	14K, 18K	14K, 18K
Made to Order	✓ Handcrafted for you	✗ Pre-made inventory	✗ Pre-made inventory	✗ Pre-made inventory
Price Range	Fraction of competitors	$5,000–$9,000	$3,500–$7,000	$2,500–$5,000
Free Worldwide Shipping	✓	✓ US only free	✓ US only free	✓ Limited
Insurance Included	✓	✗ Separate purchase	✗ Separate purchase	✗ Separate purchase

What You Get That They Don’t Offer

• Radiant cut intensifies pink like no other shape — the 70 brilliant facets trap and concentrate pink light across the entire stone, producing deeper, richer pink saturation than emerald, cushion, or oval cuts. The radiant was designed for maximum fancy color impact
• 4 carat pink radiant center — competitors typically cap pink lab diamond options at 1–1.5 carats. This 4 carat center stretches vivid pink across a dramatic 10.20x8.20mm surface, creating a visual impact that smaller pink stones cannot achieve
• 5.80 total carats — the pink radiant center plus two 0.90 carat trapezoid sides deliver a total weight that far exceeds typical competitor three-stone pink diamond offerings
• Trapezoid sides frame the pink center with white brilliance — the tapered geometry creates a seamless flush setting while the bright white trapezoids contrast beautifully with the vivid pink, making it appear even more saturated
• Pink radiant in rose gold = the ultimate blush statement — pink center, warm-toned trapezoid sides, and blushing rose gold metal flow together in a seamless monochromatic romance from end to end
• Lab-grown makes a 4ct pink radiant accessible — a natural mined equivalent of this size and saturation would command six figures. Same chemical composition, same 10 Mohs hardness, same brilliance
• 10K gold and Platinum Pure options — no competitor offers this range for a 5.80ct total pink diamond three-stone ring
• Handcrafted to order — your exact ring size, metal karat, and gold color
• Free worldwide shipping and insurance included — competitors charge extra for both

Production: Made to order, 1–2 weeks processing time

Includes: Free worldwide shipping, insurance, IGI® or GIA® certification

Approximately 1-2 weeks from order date

As we create each piece to order (unless specified otherwise in the item description), please allow 1-2 weeks for production time. Please see the Worldwide Shipping tab for delivery timelines and details.

Order Prioritization

If you’re looking for a shorter turnaround, please contact us prior to ordering so we can confirm if this is feasible.

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