Lab Grown Diamond Engagement Diamond Ring

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.

Why Choose MadisonDia

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.

Lab-Grown Diamond Reference Prices (Loose Stones - HKD)

All stones meet the highest standards: D color / VVS / 3EX with IGI certification. Direct sourcing delivers brand quality at better prices.

1.0 CARAT
HK$1,904
1.5 CARAT
HK$3,184
2.0 CARAT
HK$4,704
2.5 CARAT
HK$6,064

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