01
Startup Stage
Product direction, low-MOQ testing, samples, product photos, and packaging support.
Custom 316L Stainless Steel Jewelry Manufacturer for Growing Brands
JEWINS Factory is a B2B stainless steel jewelry manufacturing partner for growing and design-led brands, supporting concept-to-sample development, OEM/ODM production, quality control, and repeat orders.
316L stainless steel is the standard material used across JEWINS stainless steel jewelry, with product-specific exceptions documented where applicable.
316L stainless steelPVD PlatingOEM/ODM & Private Label
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B2B Jewelry Manufacturing Support
Jewelry Manufacturing Solutions for Every Brand Growth Stage
Support from product direction and testing to repeat production, private label development, quality control, and long-term supply stability.
02
Growth Stage
Stable replenishment, new development, PVD color consistency, and repeat production.
03
Expansion Stage
Private label packaging, batch planning, quality inspection, and stable delivery.
04
Mature Brand Stage
Reviewed evidence, factory visits, quality standards, and long-term cooperation.
316L Stainless Steel Jewelry
Why Jewelry Brands Choose 316L Stainless Steel Jewelry
316L stainless steel is the standard material used across JEWINS stainless steel jewelry, with product-specific exceptions documented where applicable.
Controlled Material Baseline
The approved default for stainless steel jewelry.
Explicit Exceptions
Known product or component exceptions override the default.
PVD Finishing
PVD coating is carried out through qualified external specialist suppliers.
Representative Verification
Available without implying per-SKU certification.
Custom Jewelry Categories
Custom Stainless Steel Jewelry Categories for Your Market
Necklaces
Jewins manufactures and supplies 316L stainless steel necklaces for jewelry brands, wholesalers, boutiques, and online sellers, with wholesale sourcing, custom development, private label packaging, and repeat production support.
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Stainless Steel Earrings Manufacturer
Custom stainless steel earrings with OEM and ODM service, applicable MOQ, fast sampling, controlled production specifications, and global shipping support for jewelry brands.
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Custom Stainless Steel Rings
Custom stainless steel rings with OEM and ODM service, route-specific MOQ, fast sampling, controlled production specifications, and global shipping support for jewelry brands.
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Wholesale Stainless Steel Bracelets for Jewelry Brands
Wholesale and custom stainless steel bracelet sourcing for jewelry brands, including chain, charm, bangle, cuff, tennis and logo bracelet collections.
Explore Custom Jewelry →Manufacturing Process
Custom Stainless Steel Jewelry Manufacturing from Design to Delivery
JEWINS operates primarily through internally managed manufacturing, while selected specialized processes are carried out by qualified external partners.
01
Consultation
Share your concept, sketch or CAD, material needs, and order plan.
02
Design & CAD Drawing
Discuss design feasibility and refine product details for CAD and sample development.
03
Sample Development
Review the sample, discuss revisions, and confirm material, finish, setting, and details before bulk production.
04
Mass Production
JEWINS operates primarily through internally managed manufacturing, while selected specialized processes are carried out by qualified external partners.
05
Quality Inspection
Surface, finish, setting, size, and packaging checks.
06
Packaging & Delivery
Custom packaging support and confirmed-order delivery.
Who We Are
JEWINS supports global jewelry brands
JEWINS is a sub-brand of GUANGZHOU MISSJEWELRY Co., Ltd.
OEM/ODM support, 316L stainless steel is the standard material used across JEWINS stainless steel jewelry, with product-specific exceptions documented where applicable., partner-supported PVD finishing, quality control, packaging, and wholesale supply.
Jewelry Manufacturing SupportCustom OEM/ODM SupportQuality Control ProcessCompliance Evidence SupportMarket-Ready Collections
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Certification & Testing Support
Certificates and Test Reports for Stainless Steel Jewelry Buyers
Evidence is shown with verified holder and scope. Test reports do not represent all-product certification.
ISO 9001:2015 Certificate
Guangzhou Miss Jewelry Co., Ltd. holds ISO 9001:2015 quality management system certification for the design and production of jewelry, excluding precious metals. Certificate ZC25AQDB00132S is shown with its stated scope and validity period.
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REACH Annex XVII Test
Report CTT2302010869EN records PASS results for nickel release, lead and cadmium for the submitted stainless steel ring sample. The result is limited to that sample.
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Historical RoHS Certificate
Certificate CCI201200033CER records a conformity evaluation for one Cuban Link Chain sample, model MJCN0053. The source states that it does not assess the whole production.
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Nickel Release Test
This historical report records nickel release results below the method detection limit and a PASS conclusion for the submitted chain sample. The result applies only to that tested sample.
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316L Material Test
Report CTT2509013416EN records a PASS result against ASTM A276/A276M-25 grade 316L element-content requirements for the tested 1022CB-12mm box buckle body only.
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Plating Thickness Test
This historical sample report records average measured coating thicknesses of 0.539 μm for Ti and 0.141 μm for Au on the submitted clasp sample. It is not an all-product or ongoing-production claim.
View document →Buyer Questions
Frequently Asked Questions
Answers for jewelry brands planning custom stainless steel collections.
How does a custom jewelry project start?
Share the intended design, target quantity, finish, decoration, packaging and timeline. JEWINS reviews the requirements and confirms the next sampling or sourcing step.
What is the material standard?
316L stainless steel is the standard material used across JEWINS stainless steel jewelry, with product-specific exceptions documented where applicable.
What jewelry categories can I source from JEWINS?
Explore earrings, necklaces, rings and bracelets. Use the category pages to review product styles and discuss the requirements for your collection.
How are MOQ and timing confirmed?
Existing / stock design MOQ: 50 pcs. ODM MOQ: 50 pcs. Fully custom OEM MOQ: 100 pcs / style. Sample development: 7–15 working days. Production: 20–30 working days. Final applicability depends on the confirmed project requirements.
What quality requirements should I confirm before ordering?
Discuss the material, dimensions, finish, decoration, construction and packaging requirements for your project. Confirm the inspection criteria and any required supporting documentation with JEWINS before ordering.
How are shipping arrangements confirmed?
Customer freight accounts and nominated forwarders are supported. Shipping cost is charged separately. Discuss the destination and shipment requirements when reviewing your quotation.
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