MadisonDia Lab-Grown Diamond Engagement Ring Collection. All rings feature the highest quality standards: D color / VVS / 3EX / IGI Certified. 1ct engagement rings starting at HK$4,780 — experience brand-level brilliance at an accessible price.
Hong Kong Government “No Fakes” Certified Brand • BUYMA 5.0 Rating (over 1,343 verified reviews). The same trust Madison Avenue built supplying Versace and Hugo Boss, now extended to lab-grown diamonds.
CERTIFICATION
IGI Certificate Sent Before Shipping
Every main diamond is IGI / GIA certified. We email the certificate PDF for your review before shipping.
RETURN
30-Day No-Questions-Asked Return
Loose diamonds can be returned for any reason, with no restocking fee and full refund. Buy with complete peace of mind.
CUSTOM
CAD & 3D Preview Before Production
Custom orders receive CAD designs and 3D renderings for approval. Production begins only after your confirmation.
AFTER-SALES
1-Year Free Repair Warranty
All finished jewelry includes a 1-year free repair service covering resizing, polishing, and stone re-setting.
All stones meet the highest standards: D color / VVS / 3EX with IGI certification. Direct sourcing delivers brand quality at better prices.
