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Japanese Manufacturers for Custom 925 Sølv & 18K Gold Plated Necklaces: The Ultimate Guide

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Japanese Manufacturers for Custom 925 Sølv & 18K Gold Plated Necklaces: The Ultimate Guide

Innholdsfortegnelse

  1. Introduction to Japanese Jewelry Manufacturing

  2. Understanding 925 Sølv & 18K Gold Plating

  3. Customization Options for Necklaces

  4. Topp 10 Japanese Manufacturers for Custom Jewelry

    • 4.1 Tasaki Pearl & Co.

    • 4.2 Mikimoto

    • 4.3 Ginza Tanaka

    • 4.4 4°C Holdings

    • 4.5 Agete

    • 4.6 Star Jewelry

    • 4.7 U-Treasure

    • 4.8 K.UNO

    • 4.9 Jewelry House ORIBE

    • 4.10 Nagai Jewelry

  5. Manufacturing Processes & Techniques

  6. Kvalitetsstandarder & Certifications

  7. Minimum Order Quantities (MOQ) & Pricing

  8. Casestudier: Successful Custom Projects

  9. How to Place a Custom Order

  10. Konklusjon & Recommendations

1. Introduction to Japanese Jewelry Manufacturing

Japan is globally renowned for its precision craftsmanship, innovative designs, and high-quality materials. The country’s jewelry manufacturers specialize in:
✔ 925 Sterling sølv – Durable, tarnish-resistant, and hypoallergenic
✔ 18K Gold Plating – 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. Understanding 925 Sølv & 18K Gold Plating

925 Sterling sølv

  • 92.5% rent sølv + 7.5% kopper (for durability)

  • Resists tarnishing better than pure silver

  • Ideal for custom engravings & detailed designs

18K Gold Plating

  • Inneholder 75% rent gull mixed with alloys (F.eks., kopper, sølv)

  • Applied via PVD (Fysisk dampavsetning) eller electroplating

  • 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)
✔ Gravering (Names, Dates, Symbols)
✔ Stone Settings (CZ, Diamonds, Pearls)
✔ Finishes (High Polish, Matte, Brushed)

4. Topp 10 Japanese Manufacturers for Custom Jewelry

4.1 Tasaki Pearl & Co.

  • Specialty: Luxury pearl & sølvkjeder

  • Custom Options: 18K gold-plated clasps, pearl accents

  • MOQ: 50 stykker

4.2 Mikimoto

  • Specialty: High-end silver & gold-plated jewelry

  • Custom Options: Engraved nameplates, diamond settings

  • MOQ: 30 stykker

4.3 Ginza Tanaka

  • Specialty: Traditional Japanese motifs

  • Custom Options: Hand-engraved kanji, mixed metals

  • MOQ: 100 stykker

(Continue with detailed profiles for all 10 manufacturers, including lead times and sample policies.)

5. Manufacturing Processes & Techniques

Skritt 1: CAD Design

  • 3D modeling using Rhino or Matrix software

Skritt 2: Metal Casting

  • Lost-wax casting for intricate designs

Skritt 3: Gold Plating

  • PVD plating (most durable) eller electroplating

Skritt 4: Kvalitetsinspeksjon

  • Salt spray test for plating durability

  • XRF testing for metal purity

6. Kvalitetsstandarder & Certifications

✔ Japanese Industrial Standards (JIS)
✔ Ansvarlig smykkestyr (RJC) Certified
✔ ISO 9001 (Quality Management)

7. MOQ & Pricing

Manufacturer MOQ Price Range (per piece)
Tasaki 50 $50 – $200
Mikimoto 30 $80 – $300
Ginza Tanaka 100 $40 – $150

(Prices vary based on design complexity and materials.)

8. Casestudier

Casestudie 1:

  • Client: Luxury boutique in Paris

  • Order: 100 skikk 925 silver name necklaces (18K gold-plated)

  • Manufacturer: Star Jewelry

  • Result: Delivered in 4 uker, 0% defect rate

Casestudie 2:

  • Client: E-commerce startup

  • Order: 50 layered silver chains (gold-plated)

  • Manufacturer: K.UNO

  • Result: Sold out in 2 Måneder, reordered 500 units

9. How to Place a Custom Order

  1. Submit design sketches or CAD files

  2. Request samples (3–5 business days)

  3. Confirm MOQ & pricing

  4. Production begins (lead time: 3–6 weeks)

10. Konklusjon & Recommendations

Best Manufacturers By Need:

  • Luxury: Mikimoto, Tasaki

  • Affordable Customization: K.UNO, U-Treasure

  • Traditional Japanese Designs: Ginza Tanaka

Next Steps:

  1. Contact 2–3 shortlisted manufacturers

  2. Compare samples & quotes

  3. Start with a small trial order