Three Stone 3.50tcw Cushion Lab Grown Diamond Ring | Trapezoid Accents | IGI Certified
Couldn't load pickup availability
- Fast Shipping
- Lifetime Warranty
- 30 Days Free Return
- IGI Certificate
Description
Make your love story shine with this 3.50tcw Cushion-Cut Lab-Grown Diamond Engagement Ring. Featuring a 3.00ct cushion center and 0.50ct trapezoid side stones, this timeless three-stone design is IGI certified and ethically crafted in your choice of 10k, 14k, 18k gold, or platinum.
Center Stone Details
• Shape: Cushion Cut
• Carat: 3.00ct
• Color: D–E–F
• Clarity: VVS–VS
• Certification: IGI Certified
Side Stone Details
• Shape: Trapezoid Cut
• Total Carat Weight: ~0.50ct
• Color: E–F
• Clarity: VS
Why Choose This Ring
• 3.00ct cushion center with 0.50ct trapezoid-cut side stones
• IGI certified with DEF color and VVS–VS clarity
• Bold yet timeless three-stone design
• Available in 10k/14k/18k gold or platinum
• Handcrafted using ethical, lab-grown diamonds

Free Shipping & Returns
🔄 30-day return and refund policy for peace of mind
✅ Fully insured and tracked shipping via UPS & USPS
⏱️ Handcrafted with care, 9-10 days production time
🌍 Worldwide delivery in 8-10 business days after production
# NOTE: Production time might vary by 2-4 days because of the Diwali festival in India till 28th October 2025.
Why Choose Lab Diamonds?
✓ Ethical & Conflict-Free – Grown in labs with zero mining impact
✓ IGI Certified Quality – Independently verified for clarity, color, and carat
✓ No BGM Stones – Guaranteed no brown, green, or milky undertones
✓ Eco-Friendly Luxury – Timeless beauty, sustainably made
✓ Ideal for Custom Jewelry – Engagement rings, wedding bands, and more
Why AntiqueCut?
🌟 Surat-Made Brilliance– Crafted in India’s diamond hub
💎 Certified Sparkle– IGI-certified lab-grown diamonds
💸 Unmatched Value– Low prices Diamond + low making charges
🖌️ Truly Custom– Unique designs tailored for you
📦 Worldwide Shipping– Fast, Free, insured, and reliable
Ring Size Chart
Ring Size Conversion Chart
Determining your ring size can be tricky without the proper tools. Use our Ring Size Conversion chart below to find your ring size in different countries. Need help? Speak with a Diamond Expert now by WhatsApp +91 8238581658
| Ring Diameter (MM) | USA/Canada | United Kingdom | France | Germany | Japan | Switzerland |
|---|---|---|---|---|---|---|
| 14.0 mm. | 3 | F | 44 | 14 | 4 | 4 |
| 14.4 mm. | 3½ | G | 45¼ | 14½ | 5½ | 6⅓ |
| 14.8 mm. | 4 | H½ | 46½ | 15 | 7 | 6½ |
| 15.2 mm. | 4½ | I½ | 47¾ | 15¼ | 8 | 8 |
| 15.6 mm. | 5 | J½ | 49 | 15¾ | 9 | 9½ |
| 16.0 mm. | 5½ | L | 50¾ | 16 | 10½ | 10¾ |
| 16.5 mm. | 6 | M | 51½ | 16½ | 12 | 12¾ |
| 16.9 mm. | 6½ | N | 52¾ | 17 | 13 | 14 |
| 17.3 mm. | 7 | O | 54 | 17¼ | 14 | 15¼ |
| 17.7 mm. | 7½ | P | 55¼ | 17¾ | 15 | 16½ |
| 18.2 mm. | 8 | Q | 56¾ | 18 | 16 | 17¾ |
| 18.6 mm. | 8½ | Q½ | 58 | 18½ | 17 | 18½ |
| 19.0 mm. | 9 | R½ | 59¼ | 19 | 18 | 20 |
| 19.4 mm. | 9½ | S½ | 60¾ | 19½ | 19 | 21 |
| 19.8 mm. | 10 | T½ | 61¾ | 20 | 20 | 21¾ |
| 20.2 mm. | 10½ | U½ | 62¾ | 20¼ | 22 | 22¾ |
| 20.6 mm. | 11 | V½ | 64¼ | 20¾ | 23 | 24 |
| 21.0 mm. | 11½ | W½ | 66 | 21 | 24 | 25¾ |
| 21.4 mm. | 12 | Y | 67¼ | 21¼ | 25 | 27½ |
| 21.8 mm. | 12½ | Z | 68 | 21¾ | 26 | 28¾ |
| 22.2 mm. | 13 | Z + 1 | 69 | 22 | 27 | 29¼ |
| 22.6 mm. | 13½ | Z + 1.5 | 71 | 22.6 | - | 31 |
Notify me