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

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

Daftar isi

  1. Introduction to Japanese Jewelry Manufacturing

  2. Understanding 925 Perak & 18K Perlomba Emas

  3. Customization Options for Necklaces

  4. Atas 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. Quality Standards & Certifications

  7. Jumlah pesanan minimum (MOQ) & Pricing

  8. Studi Kasus: Successful Custom Projects

  9. How to Place a Custom Order

  10. Kesimpulan & 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 Silver – Durable, tarnish-resistant, and hypoallergenic
18K Perlomba Emas – 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 Perak & 18K Perlomba Emas

925 Sterling Silver

  • 92.5% perak murni + 7.5% tembaga (for durability)

  • Resists tarnishing better than pure silver

  • Ideal for custom engravings & detailed designs

18K Perlomba Emas

  • Contains 75% emas murni mixed with alloys (MISALNYA., tembaga, perak)

  • Applied via Pvd (Physical Vapor Deposition) atau 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)
Ukiran (Names, Dates, Symbols)
Stone Settings (CZ, Diamonds, Pearls)
Finishes (Polandia Tinggi, Matte, Brushed)


4. Atas 10 Japanese Manufacturers for Custom Jewelry

4.1 Tasaki Pearl & Co.

  • Specialty: Luxury pearl & silver necklaces

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

  • MOQ: 50 bagian-bagian

4.2 Mikimoto

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

  • Custom Options: Engraved nameplates, diamond settings

  • MOQ: 30 bagian-bagian

4.3 Ginza Tanaka

  • Specialty: Traditional Japanese motifs

  • Custom Options: Hand-engraved kanji, mixed metals

  • MOQ: 100 bagian-bagian

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


5. Manufacturing Processes & Techniques

Melangkah 1: CAD Design

  • 3D modeling using Rhino or Matrix software

Melangkah 2: Metal Casting

  • Lost-wax casting untuk desain yang rumit

Melangkah 3: Gold Plating

  • PVD plating (most durable) atau electroplating

Melangkah 4: Quality Inspection

  • Salt spray test for plating durability

  • XRF testing for metal purity


6. Quality Standards & Certifications

Japanese Industrial Standards (JIS)
Dewan Perhiasan yang Bertanggung Jawab (RJC) Certified
Iso 9001 (Quality Management)


7. MOQ & Pricing

Pabrikan MOQ Kisaran harga (per piece)
Tasaki 50 $50 $200
Mikimoto 30 $80 $300
Ginza Tanaka 100 $40 $150

(Prices vary based on design complexity and materials.)


8. Studi Kasus

Studi kasus 1:

  • Client: Luxury boutique in Paris

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

  • Pabrikan: Star Jewelry

  • Result: Disampaikan 4 minggu -minggu, 0% defect rate

Studi kasus 2:

  • Client: E-commerce startup

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

  • Pabrikan: K.UNO

  • Result: Sold out in 2 months, reordered 500 unit


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. Kesimpulan & 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