3ct Fancy Blue Round Cut Hidden Halo Lab Grown Diamond Engagement Ring

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

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

Center Stone Type Selection: Lab Grown Diamond

Diamond Cut: Round (Excellent Cut)

Diamond Clarity: VS

Diamond Color: Fancy Blue

Center Stone Size: 3 Carat (9.3mm)

Setting: Hidden Halo | 0.5 Carat | 1.0mm (16Pcs) | Round Diamond

Total Carat Weight: 3.5ct

Ring Band Width: 3.0mm

Certification: IGI® or GIA® Certified

Discover the rarest diamond color with this stunning 3-carat Fancy Blue round cut lab grown diamond, showcased within the exclusive Luxe Cercle hidden halo setting. The deep azure glow of this sapphire-alternative diamond captivates with every movement, while 16 concealed halo stones add a mysterious dimension of brilliance beneath the center stone. Set in white gold, this ring evokes the elegance of the midnight sky—handcrafted by Mohana Jewels with over 30 years of expertise.

How This Ring Compares

Feature	This Ring	Brilliant Earth	Blue Nile	James Allen
Design	Round Hidden Halo Luxe Cercle	Classic Round Solitaire	Round Halo	Round Hidden Halo
Center Stone	3ct Round Fancy Blue VS	1–2ct Round	1–2ct Round	1–2ct Round
Total Carat Weight	3.5ct	1.5–2.5ct	1.5–2.5ct	1.5–2.5ct
Side Stones	16 Round Hidden Halo (0.5ct)	No hidden halo	Visible halo only	Hidden halo (fewer stones)
Color & Clarity	Fancy Blue, VS	G-I, VS1-SI1	G-I, VS1-SI1	G-I, VS1-SI1
Metal Options	10K, 14K, 18K Gold, Platinum	14K, 18K Gold	14K, 18K Gold	14K, 18K, Platinum
Made to Order	✅ Handcrafted for you	❌ Pre-made inventory	❌ Pre-made inventory	✅ Limited Custom
Price Range	Fraction of competitors	$9,000–$18,000+	$8,500–$16,000+	$8,000–$15,000+
Free Worldwide Shipping	✅	✅	✅ US only free	✅ US only free
Insurance Included	✅	❌ Separate purchase	❌ Separate purchase	❌ Separate purchase

What You Get That They Don’t Offer

• Exclusive Luxe Cercle hidden halo design—secret sparkle beneath the center stone visible only from the side
• Rare Fancy Blue diamond—the rarest diamond color, a captivating sapphire alternative with deep azure brilliance
• VS clarity ensuring exceptional transparency and vivid blue color saturation
• Massive 3-carat round brilliant center—the most iconic diamond shape in an extraordinary size
• 16 precision-set hidden halo diamonds (0.5ct total) for mesmerizing depth and dimension
• 10K gold option available—premium quality at an accessible price point competitors don’t offer
• Platinum Pure option for ultimate durability and hypoallergenic luxury
• Every ring handcrafted to order with over 30 years of jewelry-making heritage
• Free worldwide shipping with full insurance coverage included at no extra cost
• IGI® or GIA® certified lab grown diamond—guaranteed ethical and conflict-free
• Fraction of the price of Brilliant Earth, Blue Nile, and James Allen for superior specs

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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