Japanese Manufacturers for Custom 925 Argint & 18K Gold Plated Necklaces: The Ultimate Guide
Cuprins
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Introduction to Japanese Jewelry Manufacturing 
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Înţelegere 925 Argint & 18Placare cu aur K 
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Customization Options for Necklaces 
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Top 10 Japanese Manufacturers for Custom Jewelry - 
4.1 Tasaki Pearl & Co. 
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4.2 Mikimoto 
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4.3 Ginza Tanaka 
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4.4 4°C Holdings 
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4.5 Agete 
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4.6 Star Jewelry 
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4.7 U-Treasure 
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4.8 K.UNO 
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4.9 Jewelry House ORIBE 
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4.10 Nagai Jewelry 
 
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Procese de fabricație & Tehnici 
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Quality Standards & Certificări 
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Cantități minime de comandă (MOQ) & Prețuri 
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Studii de caz: Successful Custom Projects 
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How to Place a Custom Order 
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Concluzie & Recommendations 
1. Introduction to Japanese Jewelry Manufacturing
Japan is globally renowned for its precision craftsmanship, proiecte inovatoare, and high-quality materials. The country’s jewelry manufacturers specialize in:
✔ 925 Argint veritabil – Durable, rezistent la pată, and hypoallergenic
✔ 18Placare cu aur K – Luxurious finish with enhanced durability
✔ Custom Designs – From minimalist to intricate patterns
Key jewelry hubs include Tokyo, Osaka, and Kobe, where manufacturers combine traditional techniques with modern technology.
2. Înţelegere 925 Argint & 18Placare cu aur K
925 Argint veritabil
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92.5% Argint pur + 7.5% cupru (pentru durabilitate) 
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Resists tarnishing better than pure silver 
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Ideal pentru custom engravings & detailed designs 
18Placare cu aur K
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Conține 75% aur pur mixed with alloys (De ex., cupru, argint) 
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Applied via PVD (Depunerea fizică de vapori) sau electroplating 
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More scratch-resistant than 14K or 24K plating 
3. Customization Options for Necklaces
Japanese manufacturers offer:
✔ Chain Styles (Cable, Figaro, Rope, Box)
✔ Pendant Shapes (Geometric, Floral, Personalized)
✔ Gravare (Nume, Dates, Symbols)
✔ Setări de piatră (Cz, Diamante, Pearls)
✔ Finishes (Înaltă poloneză, Mate, Brushed)
4. Top 10 Japanese Manufacturers for Custom Jewelry
4.1 Tasaki Pearl & Co.
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Specialitate: Luxury pearl & coliere de argint 
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Custom Options: 18K gold-plated clasps, pearl accents 
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MOQ: 50 bucăți 
4.2 Mikimoto
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Specialitate: High-end silver & gold-plated jewelry 
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Custom Options: Engraved nameplates, diamond settings 
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MOQ: 30 bucăți 
4.3 Ginza Tanaka
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Specialitate: Traditional Japanese motifs 
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Custom Options: Hand-engraved kanji, mixed metals 
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MOQ: 100 bucăți 
(Continue with detailed profiles for all 10 producatori, including lead times and sample policies.)
5. Procese de fabricație & Tehnici
Pas 1: CAD Design
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3D modeling using Rhino or Matrix software 
Pas 2: Turnarea metalelor
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Lost-wax casting pentru modele complicate 
Pas 3: Placă de aur
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PVD plating (most durable) sau electroplating 
Pas 4: Quality Inspection
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Salt spray test for plating durability 
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Testarea XRF pentru puritatea metalului 
6. Quality Standards & Certificări
✔ Japanese Industrial Standards (JIS)
✔ Consiliul de bijuterii responsabil (RJC) Certificat
✔ ISO 9001 (Managementul calitatii)
7. MOQ & Prețuri
| Producător | MOQ | Gama de prețuri (pe bucată) | 
|---|---|---|
| Tasaki | 50 | $50 – $200 | 
| Mikimoto | 30 | $80 – $300 | 
| Ginza Tanaka | 100 | $40 – $150 | 
(Prices vary based on design complexity and materials.)
8. Studii de caz
Studiu de caz 1:
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Client: Luxury boutique in Paris 
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Comanda: 100 obicei 925 silver name necklaces (18K gold-plated) 
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Producător: Star Jewelry 
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Rezultat: Delivered in 4 săptămâni, 0% defect rate 
Studiu de caz 2:
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Client: E-commerce startup 
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Comanda: 50 layered silver chains (gold-plated) 
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Producător: K.UNO 
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Rezultat: Epuizat în 2 luni, reordered 500 unități 
9. How to Place a Custom Order
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Submit design sketches or CAD files 
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Solicitați mostre (3–5 business days) 
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Confirm MOQ & stabilirea prețurilor 
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Production begins (lead time: 3–6 weeks) 
10. Concluzie & Recommendations
Best Manufacturers By Need:
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Luxury: Mikimoto, Tasaki 
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Affordable Customization: K.UNO, U-Treasure 
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Traditional Japanese Designs: Ginza Tanaka 
Următorii pași:
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Contact 2–3 shortlisted manufacturers 
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Compare samples & quotes 
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Start with a small trial order 
