What are the best materials for fashion jewelry ?

Brass and stainless steel are the first choice for fashion jewelry brands. As a renewable metal, brass is very environmentally friendly. Compared with silver, the cost of brass is only about 20% of that of silver, which is very cost-effective. At the same time, its good ductility can ensure the perfect presentation of most processes. Stainless steel can use vacuum plating technology to achieve a longer electroplating color retention time and good stability. The material itself has extremely high hardness to prevent scratches caused by daily wear. Stainless steel itself is anti-allergic and recyclable, taking into account the dual advantages of safety and environmental protection for daily wear.

Why choose Star Harvest custom jewelry ?

SH has been manufacturing brass/stainless steel for over 20 years. We understand the deep demands of jewelry brands for the supply chain – from the technical transformation of accurate design drafts, to the material system that meets environmental standards, to the agile production model that ensures the rhythm of fast fashion. We are equipped with a 26-person designer team to provide 1:1 drawing optimization, and have an exclusive electroplating factory to ensure electroplating standards. All production lines adopt modular production to achieve a flexible delivery period of 7-40 days. We have completed the delivery of 30,000+ hot products per month in the peak season for more than 300 independent jewelry brands. Unlike conventional factories, we assign an independent product manager to each partner to follow up the whole process, and achieve a 97% order 0 customer complaint rate through the three levels of raw material testing-process quality inspection-final inspection.

STAR H ARVEST
Customized Services
Sh Brass Jewelry Customization Advantages

With 20 years of experience in brass jewelry customization, we have achieved a 47% higher precision of special-shaped structures than conventional casting processes based on a complete ERP system and CNC precision engraving technology with an error of 0.05mm. Through the combination of medical-grade ROHS substrate and 7-layer electroplating protection technology (including vacuum ion membrane), the color retention life of the product is extended by 3 times compared with conventional jewelry.

Sh Brass Jewelry Customization Advantages

With 20 years of experience in brass jewelry customization, we have achieved a 47% higher precision of special-shaped structures than conventional casting processes based on a complete ERP system and CNC precision engraving technology with an error of 0.05mm. Through the combination of medical-grade ROHS substrate and 7-layer electroplating protection technology (including vacuum ion membrane), the color retention life of the product is extended by 3 times compared with conventional jewelry.

Sh Brass Jewelry Customization Advantages

With 20 years of experience in brass jewelry customization, we have achieved a 47% higher precision of special-shaped structures than conventional casting processes based on a complete ERP system and CNC precision engraving technology with an error of 0.05mm. Through the combination of medical-grade ROHS substrate and 7-layer electroplating protection technology (including vacuum ion membrane), the color retention life of the product is extended by 3 times compared with conventional jewelry.

Sh Brass Jewelry Customization Advantages

With 20 years of experience in brass jewelry customization, we have achieved a 47% higher precision of special-shaped structures than conventional casting processes based on a complete ERP system and CNC precision engraving technology with an error of 0.05mm. Through the combination of medical-grade ROHS substrate and 7-layer electroplating protection technology (including vacuum ion membrane), the color retention life of the product is extended by 3 times compared with conventional jewelry.

Brass
Silver points
925 silver
Copper
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Comparison Dimensions
Brass (C27000 alloy)
316L Stainless Steel
925 silver (LBMA certified)
Basic Features
Density 8.8g/cm³ / Hardness HV80-110
Density 8.0g/cm³ / Hardness HV250-300
Density 10.5g/cm³ / Hardness HV60-85
Corrosion resistance
After passivation treatment, it can resist oxidation for 240 days (RH65% environment)
Salt spray test 1000 hours without rust (ISO 9227 standard)
No blackening for 20 months under the protection of anti-sulfur film (ASTM B895)
Process compatibility
Support 0.03mm level fine etching/electroforming
Applicable to laser welding/ultra-thin stamping (limit thickness 0.2mm)
Compatible with lost wax casting/CNC precision carving (±0.05mm tolerance)
Production cycle (including surface treatment)
18-22 days (passivation/gold plating and other 3-layer processes)
12-15 days (PVD vacuum plating takes 7 days at the fastest)
25-30 days (including third-party test report)
Certification
LFGB Food Contact Certification/Disney FAMA Compliance
EN 1811 Nickel Release Testing/Reach Regulation
SGS Heavy Metal Migration Test/Precious Metal Traceability Certificate
Supply Chain Value-Added Services
Lifetime warranty for passivation liquid/third-party copyright review
Free rework clause for coating peeling/48h expedited channel
Precious Metals Repurchase Agreement/Oxidation Refurbishment Services
Core Values
Disney-level IP products are mass-produced in compliance with regulations
Hot Jewelry Quick Response System
Multi-channel display safety cycle guarantee
Material Customization Advantage

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Successful Cases

We focus on providing customers with high-quality customized jewelry solutions. Our products cover a variety of materials such as brass and stainless steel to meet the needs of different brands and market positioning. Whether you pursue classic elegance or modern fashion, we can provide a customized solution that perfectly meets your expectations.

FAQ
/01
What are the advantages of copper and stainless steel in jewelry applications?

Copper-based parts: Provide jewelry-grade ductility, suitable for complex pattern stamping and curved surface modeling, and the unit weight cost can be reduced by 42%

 

Stainless steel parts: meet the environmental protection requirements of the European and American markets, 316L medical grade material supports 1200°C open flame welding precision control

Adopting non-nickel-based plating technology, it has passed the ISO 3160-2 body fluid simulation test, ensuring that the metal ion precipitation value on the surface directly contacting the skin is less than 0.2μg/cm²

Standard ROHS, REACH, and CE system control, compatible with ASTM F2923 children’s jewelry safety certification, and supports bilingual output of material traceability reports

Equipped with German Heraeus desensitized solder and 3D stress simulation system to ensure that the copper/steel/resin composite structure passes the 50N tensile force destructive test

/01
What are the advantages of copper and stainless steel in jewelry applications?

Copper-based parts: Provide jewelry-grade ductility, suitable for complex pattern stamping and curved surface modeling, and the unit weight cost can be reduced by 42%

 

Stainless steel parts: meet the environmental protection requirements of the European and American markets, 316L medical grade material supports 1200°C open flame welding precision control

Adopting non-nickel-based plating technology, it has passed the ISO 3160-2 body fluid simulation test, ensuring that the metal ion precipitation value on the surface directly contacting the skin is less than 0.2μg/cm²

Standard ROHS, REACH, and CE system control, compatible with ASTM F2923 children’s jewelry safety certification, and supports bilingual output of material traceability reports

Equipped with German Heraeus desensitized solder and 3D stress simulation system to ensure that the copper/steel/resin composite structure passes the 50N tensile force destructive test

Successful Cases

We focus on providing customers with high-quality customized jewelry solutions. Our products cover a variety of materials such as brass and stainless steel to meet the needs of different brands and market positioning. Whether you pursue classic elegance or modern fashion, we can provide a customized solution that perfectly meets your expectations.