Choosing a reliable stainless steel jewelry manufacturer is about more than price. For wholesale jewelry buyers, factory qualifications, customization capability, and quality control have a direct impact on product consistency and delivery reliability.
A professional China factory should provide:
|
Item |
Standard |
|
Material |
316 / 316L Stainless Steel |
|
Certification |
ISO 9001 |
|
Testing |
SGS, REACH, CA65 |
|
Plating |
Vacuum PVD Plating |
|
PVD Thickness |
Up to 0.5 μm |
Factories with in-house PVD plating generally achieve better color consistency and longer-lasting finishes.
An experienced custom jewelry manufacturer should offer:
· CAD drawing in 1-2 days
· Sample lead time: 7-15 days
· Lost-wax casting
· CNC stone setting
· Cold enamel craft
· 5A Cubic Zirconia setting
Fast sampling helps brands shorten product launch cycles.
Reliable suppliers inspect every production stage, including raw materials, polishing, plating, and final packaging.
Typical standards include:
· Nickel release test compliant with REACH
· PVD thickness: 0.3-0.5 μm
· Salt spray resistance: 48-72 hours
· Hypoallergenic rate: >99.9%
Factories with ISO systems and SGS reports provide better supply chain stability for stainless steel jewelry bulk orders.
What is the MOQ?
Usually 5 pcs for stock designs and 50-200 pcs for OEM projects.
How long does sampling take?
Typically 7-15 days, depending on design complexity.
How long does PVD plating last?
18K PVD plating with 0.3-0.5 μm thickness generally lasts 1-3 years under normal wear.
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