The Lab-Grown Diamond Source Built for Jewelers.
IGI-certified loose diamonds, finished jewelry, and made-to-order custom pieces.
The Lab-Grown Diamond Source Built for Jewelers.
IGI-certified loose diamonds, finished jewelry, and made-to-order custom pieces.
The Lab-Grown Diamond Source Built for Jewelers.
IGI-certified loose diamonds, finished jewelry, and made-to-order custom pieces.
Three Ways to Source.
One Wholesale Partner.
Whether you're stocking your cases, sourcing a certified stone, or fulfilling a client's custom request — Signova handles it, ships fast, and stays out of your way.
Loose Diamonds
IGI CertifiedLab-grown loose diamonds, individually IGI certified. Round brilliants to fancy shapes, 0.30ct to 10ct+. Priced at wholesale, updated regularly.
- Round Brilliants & Fancy Shapes
- Antique & Unique Cuts
- Fancy Color — Yellow, Pink, Blue
- D–G colour · VVS–VS clarity
- Matching Pairs & Melee available
Finished Jewelry
Ready to ShipLab-grown diamond jewelry ready for your cases. Tennis bracelets, necklaces, earrings, and rings — all stocked in the US and shipped fast.
- Tennis Bracelets & Necklaces
- Stud & Drop Earrings
- Fashion & Engagement Rings
- No minimum order
Custom Jewelry
Made in USAMade-to-order rings set with IGI-certified lab-grown diamonds. Tennis necklaces and bracelets manufactured in the USA to your exact carat and length spec.
- Custom Rings — all styles & metals
- Tennis Necklaces · 16"–22" any carat
- Tennis Bracelets · 6"–8" any carat
- Quote in 1–2 days · No minimum
IGI-Certified Stones. Premium Melees.
Finished Jewelry.
Certified solitaires and fancy shapes for custom work. Non-certified melee for finished pieces. Ready-to-retail jewelry for your cases. All from one partner.
Simple to Start. Easy to Reorder.
No long onboarding. Reach out and we'll take it from there.
Browse or Request
Explore ready stock online, or send us your spec — a reference photo, a carat target, or a stone size. No account needed to enquire.
TodayReceive Your Quote
We respond within 1–2 business days with wholesale pricing, availability, and a confirmed delivery timeline.
1–2 Business DaysShips to Your Door
Confirm and your order ships FedEx Overnight or 2nd Day, fully insured. No minimums, no surprises.
FedEx Overnight or 2nd Day35 Years of Diamond Expertise.
Now Serving Jewelers.
Diamond-Trade Discipline
Our parent company has spent 35+ years sourcing, cutting, and supplying diamonds to demanding buyers worldwide. That standard applies to every piece we ship.
Lab-Grown Specialists
5+ years in lab-grown before it went mainstream. We understand the quality benchmarks, the pricing dynamics, and what your customers actually want on the shelf.
No Minimums. No Middleman.
We're manufacturers and direct distributors. Order one piece or a hundred. Competitive pricing isn't a claim — it's how we're structured.
US-Based. Ships Fast.
All inventory stocked and shipped from the US. FedEx Overnight or 2nd Day, fully insured. No customs delays, no waiting on overseas lead times.
Certified Lab-Grown
Diamond Rings
For Retailers & Jewelers
Every custom ring is built to order and set with an IGI-certified lab-grown diamond in your choice of shape, carat, and metal. Quote in a few hours — 1 day for complex work. Delivered in 5–7 business days.
Meet Us at JIS
Miami October 2026
See the full line in person — certified loose diamonds, finished jewelry, and custom samples. Trade buyers only. No appointment needed, walk-ins welcome.
Book an AppointmentReady to Stock
Something Worth Selling?
No commitment. No minimums. Just great product at wholesale pricing, shipped the next business day.
