
Designing a tailored ERP System Solution for Myer Jewelry (美亞珠寶)—a prominent Hong Kong fine jewelry manufacturer, exporter, wholesaler, and retailer established in 1978—requires addressing the dual demands of precision manufacturing (OEM/ODM export) and omni-channel retail/wholesale operations.
Myer Jewelry specializes in fine diamond, gemstone, and precious metal jewelry, exporting globally while serving local retail and wholesale clients. Below is the end-to-end ERP solution blueprint specifically engineered for Myer Jewelry's business model.
1. Key Industry & Company Pain Points Addressed
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High-Value Raw Material Management: Precise tracking of individual diamonds (GIA/certificated and non-certified parcels), colored gemstones, and precious metals (Gold/Platinum) by purity and weight (carats/grams).
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OEM/ODM Manufacturing & Custom Orders: Complex Bill of Materials (BOM) management for mass production and bespoke custom designs—tracking casting, setting, polishing, and plating stages.
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Precious Metal Loss & Loss Control: Accounting for physical metal loss during manufacturing (casting loss, filing dust recovery) vs. standard allowable tolerances.
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Global Wholesale & Consignment Tracking: Multi-currency international invoicing (USD/HKD/EUR/RMB), cross-border logistics, consignment stock at overseas trade counters, and exhibition inventory management (e.g., HKTDC International Jewellery Show).
2. Core ERP System Architecture for Myer Jewelry
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| MYER JEWELRY AI-ERP SYSTEM ARCHITECTURE |
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[1. Materials & Stock] [2. Factory MRP & Production][3. Omni-Channel & Export] [4. Finance & HR]
- Diamond Parcel/Carat - Casting & Mold Library - Wholesale Export & Quotation - Multi-Currency GL
- GIA Cert Sync - Metal Loss Allowance - Trade Show / Mobile POS - Metal Market Valuation
- RFID Tray Scanning - WIP Job Card Tracking - E-Commerce REST API - HK MPF & Payroll
Module-by-Module ERP Solution Blueprint
Module 1: Diamond, Gemstone & Precious Metal Vault Management
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Parcel & Single Stone Tracking:
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Certificated Diamonds: Track individual stones by GIA/IGI certificate numbers, carat, color, clarity, cut, shape, and vault location.
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Parcel Gemstones / Melee Diamonds: Track bulk lots by weight (carats/grams), average cost per carat, and automatically adjust inventory upon issue to factory work orders.
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UHF RFID Bulk Inventory Audit:
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Implement RFID tags on jewelry trays and individual tags. Warehouse and vault managers can scan entire trays containing 100+ items in under 3 seconds using handheld RFID scanners, reducing stocktake time by 90%.
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Exhibition & Consignment Management:
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Dedicated module for managing high-value stock dispatched to trade shows (HKTDC, Vicenzaoro, JCK Las Vegas) or consignment partners with real-time checkout and return auditing.
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Module 2: Jewelry Manufacturing Execution System (MES / MRP)
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Dynamic Jewelry Bill of Materials (BOM):
$$\text{Standard Unit Cost} = \left(\text{Net Gold Weight} \times (1 + \text{Loss Factor \%}) \times \text{Spot Gold Price}\right) + \sum \text{Stone Costs} + \text{Crafting Labor}$$ -
Manufacturing Work-in-Progress (WIP) Tracking:
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Job-card tracking through factory stages: 3D CAD/Waxing $\rightarrow$ Casting $\rightarrow$ Filing $\rightarrow$ Stone Setting $\rightarrow$ Polishing/Plating $\rightarrow$ Final QA.
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Metal Scrap & Dust Recovery Accounting:
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Monitor daily metal issuing vs. returned scrap/polishing dust per artisan to ensure zero shrinkage and enforce strict yield controls.
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Module 3: Global Wholesale Export & Omni-Channel Retail
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Multi-Currency Quotations & Orders:
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Instant generation of wholesale quotations based on live daily precious metal spot prices (Gold/Platinum) and exchange rates (USD, HKD, RMB, EUR).
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Trade Show Mobile Order Entry:
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Mobile tablet application for sales representatives at international jewelry fairs to quickly scan barcodes/RFID, display 3D product catalog, generate instant customer quotes, and check real-time factory lead times.
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E-Commerce & POS Integration:
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Direct API synchronization with Myer Jewelry’s online store and retail counters for unified inventory control.
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Module 4: Financial Management, Compliance & HK HR
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Multi-Currency Accounting & Hedging:
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Automated financial consolidation for HK headquarters and overseas sales offices. Features real-time inventory revaluation based on metal market fluctuations.
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Hong Kong HR & Payroll:
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Integrated attendance, multi-tiered sales commission calculations (retail and wholesale export teams), and Hong Kong MPF regulatory compliance.
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3. Implementation Roadmap for Myer Jewelry
| Phase | Timeline | Scope / Deliverables |
| Phase 1: Discovery & Master Data Setup | Weeks 1 – 4 | Audit existing SKU structures, stone master lists, mold catalog, and vendor/client databases. |
| Phase 2: Vault Inventory & RFID Integration | Weeks 5 – 8 | Deploy RFID barcode printers, handheld tray scanners, and establish vault security workflows. |
| Phase 3: Wholesale Export & Order Processing | Weeks 9 – 12 | Configure multi-currency sales, dynamic gold pricing engine, and trade show mobile app. |
| Phase 4: Factory MES & Production WIP | Weeks 13 – 16 | Implement job cards, jewelry BOMs, labor cost tracking, and metal loss recovery auditing. |
| Phase 5: Financials, Training & Go-Live | Weeks 17 – 20 | General Ledger integration, HK MPF payroll, user acceptance testing (UAT), and full go-live. |
