About GemManufacturer
We are Wuzhou HengLilai Jewelry Co., Ltd. (brand HOLYCOME) — a factory-direct manufacturer of moissanite, lab-grown diamonds and 925 sterling silver jewelry. From rough crystal faceting to finished OEM/ODM collections, we run the entire process in our own workshop in Wuzhou, Guangxi, China — and sell to wholesalers, retailers and brands in 100+ countries.
Inside Our Factory
Real photos from our production floor, stone inventory and workbenches in Wuzhou, Guangxi.
Who We Are
Registered as Wuzhou HengLilai Jewelry Co., Ltd. (Unified Social Credit Code 91450400MA5KDXGB7W), founded 2016-09-06. Every moissanite and lab-grown diamond we ship is faceted and set in our own workshop, backed by third-party testing and export compliance.
- Factory-direct pricing: no middlemen — you buy at manufacturer cost.
- Full in-house process: crystal growing sourcing, faceting, jewelry casting, setting, polishing and QC under one roof.
- OEM / ODM / private label: send your CAD, design, stone spec or target price — we produce to your brand.
- MOQ from 5 pcs with 12-hour quote response for most styles.
- Third-party tested: SGS and CTT reports for nickel, lead, cadmium compliance; SMETA/Sedex social audit.
- Export experience: serving wholesalers and brands across 100+ countries with safe packaging and flexible shipping.
From Rough Crystal to Finished Jewelry
A look at the real steps inside our workshop — the same production pipeline behind every wholesale order.
Wholesale Stone & Inventory
Ready moissanite and lab-grown diamond inventory — from loose stones to finished jewelry — photographed before every shipment.
Trade Shows & Export
Meeting international buyers at jewelry trade fairs and maintaining export-grade compliance for global wholesale.
Certifications & Compliance
Independent testing and audit documents we can share with wholesale buyers on request.
Editorial Team
Our knowledge library is written and reviewed by people who work with moissanite, diamonds and jewelry manufacturing every day.
Sarah Lin
GIA Graduate Gemologist (G.G.) with ten years of experience in gem identification and colored-stone grading, having examined over 10,000 stones.
David Chen
Jewelry designer with 15 years of brand experience, whose work has featured at Shanghai jewelry fairs, specializing in minimal and vintage design.
James Wang
Wholesale sourcing specialist who has worked the Shenzhen Shuibei market for ten years, supporting more than 200 store owners and online sellers.
Grace Zhao
Bench jeweler skilled in gold and platinum setting, electroplating and repair, having hand-finished over 3,000 custom pieces.
Wholesale Order Terms
As a factory-direct jewelry manufacturer, we quote every order against stone type, metal, setting and finish. Loose stones are priced per carat, finished rings, earrings and bracelets per piece, and custom metal work per gram. Send your stone, metal, size and quantity for a wholesale price list in USD, quoted with FOB, EXW or DDP shipping terms.
MOQ & Pricing
Minimum order quantity (MOQ) starts from 5 pcs per style. Mixed-SKU orders are accepted, and volume discounts apply from 50 pcs; pricing is tiered by quantity and quoted per piece, per carat or per gram.
Lead Time
Ready-stock pieces ship in 2-5 business days. Custom sampling takes 5-10 days; bulk production lead time runs 10-25 days, depending on design, stone size and order quantity, confirmed in your written quote.
Payment Terms
We accept T/T telegraphic bank transfer, PayPal, Alibaba Trade Assurance and Western Union. OEM and private-label orders require a 30% deposit, with the 70% balance paid before shipment.
Shipping
DHL, FedEx and UPS for samples and small orders; air or sea freight for bulk. Worldwide delivery under FOB, EXW or DDP terms, with QC photos shared before dispatch.
Frequently Asked Questions (FAQ)
What is your MOQ for wholesale jewelry orders?
MOQ starts from 5 pcs per style. Mixed-SKU orders are welcome, and catalog styles can be combined into one batch. Larger OEM/ODM and private-label programs negotiate a tiered MOQ and volume discount.
How do you price wholesale moissanite and diamond jewelry?
Loose stones are quoted per carat, finished rings, earrings and bracelets per piece, and custom metal work per gram. Send the stone, metal, size and quantity, and our sales team returns a wholesale price list with USD FOB, EXW or DDP quotes and a written price range.
What is the typical lead time for samples and bulk orders?
Ready-stock pieces prepare in 2-5 business days. Samples take 5-10 days; bulk production lead time runs 10-25 days depending on design, stone size and quantity. The exact timeline is confirmed in your quote before sampling.
Which payment methods and terms do you accept?
We accept T/T telegraphic bank transfer, PayPal, Alibaba Trade Assurance and Western Union. Custom and OEM orders require a 30% deposit, and the 70% balance is paid before shipment; final terms are agreed in the order agreement.
Can you produce custom OEM/ODM and private-label jewelry?
Yes. Send your CAD file, photo, sketch or target price. We handle stone selection, casting, setting, plating, laser engraving, hang tags, jewelry boxes and certificate cards under your own brand name.
Work With Our Factory Directly
Send your design, CAD, stone spec or target price — get MOQ, unit price and lead time within 12 hours. Private label, custom packaging and drop-ship support available.