We have been focusing on brass and stainless steel jewelry craftsmanship for 20 years, accurately understanding the design concepts of global brands, using mature mass production technology to solve quality concerns about bulk goods, and leveraging an efficient supply chain to ensure on-time shipments. This page also extends to custom silver jewelry, helping turn unique designs into successful products in the market.
We launch innovative designs every day to help your brand stay competitive and fresh in the market. Each new product is rigorously tested to ensure compliance with international standards and environmental requirements — supporting reliable silver jewelry manufacturers and partners who value both creativity and quality.
Sisi tunazindua innovative designs kila siku kusaidia brand yako kubaki competitive na fresh katika soko. Kila bidhaa mpya inajaribiwa kwa makini kuhakikisha inakidhi viwango vya kimataifa na mahitaji ya mazingira.
















We not only provide basic OEM production services, but also build a complete SH service system covering market trend insights, flexible manufacturing, and guaranteed production capacity. This ensures more efficient delivery and product designs that align with market demand. Whether for mature or fast-growing e-commerce brands, StarHarvest offers fast response, differentiated technology, and zero-risk supply chain support, achieving a seamless connection from design concept to product shelf. With extensive experience as a silver jewelry manufacturer, including capabilities as a silver 925 jewelry manufacturer and custom silver jewelry specialist, we are committed to delivering high-quality and market-ready solutions.
Since 2005, we have been focusing on the production of brass and stainless steel jewelry with mature technology and stable quality, and have expanded capabilities as a custom silver jewelry supplier.

Minimum ordo 200 partes/item celeriter respondet necessitatibus emergentium brandorum et pressionem inventarii minuit, idealis pro launch custom brass jewelry.

From design to sample, the average cycle is 7–15 days, which shortens development time and speeds up product launch, supported by efficient custom silver jewelry services.
Ab procuratione materiae, productione et processus ad inspectionem qualitatis et packaging, omnia perficiuntur in nostra propia brass jewelry fabrica ut stabilis traditio et qualitas assecurentur.
We provide special electroplating, laser engraving, texture patterns, and other self-developed technologies to help your brand establish exclusive product tonality, supported by experienced silver jewelry manufacturers and custom silver jewelry services.
Unicum SH-P systema qualitatis et multi- gradus QC processus assecurant ut singula producta respondeant tuis necessitatibus et minuant quaestiones qualitatis.
Sufficient production capacity allows timely stocking regardless of peak or off-peak seasons, helping you respond efficiently to changes in market demand with reliable silver jewelry manufacturer support.
We provide professional and flexible OEM customization services, from raw materials to finished products, ensuring each piece aligns with your market positioning and brand tone. Whether it is new design development or existing product optimization, we can create products with stable quality and reliable delivery, supported by our expertise as a sterling silver jewelry manufacturer, and provider of custom silver jewelry solutions.

We specialize in OEM/ODM customized production of brass and stainless steel (316L/304) jewelry, providing full-process customization of material hardness, thickness, and surface treatments (polished/brushed/vintage/PVD gold-plated rose gold, etc.), with samples ready in 7–10 days to verify design feasibility. As a silver jewelry manufacturer, we also support environmentally friendly coatings and low-sensitivity alloys to ensure products meet global market standards.

Over 20 years of experience in jewelry customization, with a total of 12,000+ brass and stainless steel styles developed. Industrial-grade 3D scanners (±0.03mm accuracy) achieve millimeter-level restoration of design drafts, maintaining material hardness and color consistency from samples to bulk goods. As a trusted silver jewelry manufacturer, each product design includes NDA agreement signing, sample packaging material development, and export compliance certification hosting. You only need to focus on design and leave the rest of the production supply chain to us for execution.

SH proporciona una variedad de opciones de piedras preciosas, incluyendo piedras preciosas naturales extraídas directamente de minas / diamantes cultivados en laboratorio / piedras preciosas artificiales. Puedes elegir libremente de acuerdo a tus necesidades. Todas las piedras preciosas están certificadas con certificados duales de IGI / GIA, y apoyan soluciones personalizadas desde corte de formas especiales hasta procesos de micro-engaste, así como cumpliendo con los estándares de trazabilidad de metales del sistema RJC. La prueba ultra rápida de 48 horas reduce los riesgos de desarrollo.

We can provide various electroplating layers, such as 10k, 14k, 18k, and 22k according to your needs, and support electroplating color options including single color, multi-color, and gradient. Using SH-type vacuum coating technology, the electroplating color retention exceeds 3 years in wear tests (in line with EN 12472 artificial sweat test). The special color-plating solution library supports accurate restoration of metal color numbers, while electroplating solution ingredients can be traced, meeting RoHS/REACH heavy metal migration control requirements. As a reliable custom silver jewelry producer, we ensure consistent and compliant quality

Apoya el diseño y desarrollo de 127+ accesorios de joyería incluyendo cadenas, broches y anillos de enlace. Años de experiencia en procesamiento y fabricación de alta calidad aseguran juntas de soldadura sin plomo y estándares de resistencia a la tracción ASTM F2923. Como fábrica de joyería de latón con capacidad de fabricación de joyería de latón establecida, y compatible con la producción de joyería de latón personalizada, el uso de equipos de corte de precisión alemanes permite tolerancias en el procesamiento de accesorios inferiores a 0.1mm. La personalización integral cubre el estampado de logotipos y materiales de embalaje, y apoya una variedad de materiales como latón y acero inoxidable, cumpliendo con el Anexo XVII de las regulaciones REACH.

Más de 20,000+ bibliotecas de estilos básicos de latón y acero inoxidable, puedes elegir cualquier modificación, incluyendo estampado de logotipos, ajuste de tamaño, reemplazo de accesorios, elementos de fuente, personalización de patrones y otros requisitos. Todos los productos cumplen con la certificación ambiental y pueden proporcionar informes de inspección de calidad correspondientes, y cumplen con el sistema de calidad ISO 9001 y las especificaciones de embalaje de Amazon FBA, ayudándote a distribuir productos rápidamente con costos de desarrollo mínimos.
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Copper and stainless steel raw materials entering the brass jewelry factory must be inspected. The inspection content includes verification of component reports, surface finish, and hardness to ensure that the metal raw materials comply with ROHS & REACH standards, controlling quality from the source and guaranteeing that every piece of custom brass jewelry produced by our brass jewelry manufacturing meets the highest standards.

3D scanning comparat delineationes consiliorum ad veritatem magnitudinum exemplar cerae (intra ±0.1mm), details cavitatis, et proportionum omnium ad evitandum postea reworking ob deviationem formi.

Post fusum, embryones 100% inspecti sunt pro trachoma, bullis, et deformatione, et structura interna per X-ray inspecitur ut nulla defectus invisibilia sint.

Duplex inspectio a manuali et machina curat ut puncta weldenda firma sint, lineae lenes et sine burris sint, et aequabilitas superficiei signis respondeat (sampling rate 30%, 100% pro exemplaribus altioris periculi).

Inspectio macularum residuorum post purgationem ultrasonicam, test superficiei adhaesione post acidificationem, et comparatio coloris tabulae cum tabula opponens ad vitandum differentiam coloris post electroplating.

Salis spargendi test + abrasionis test sampling, inspectio visualis aequabilitatis processus speculi/matte, metrum crassitudinis coating detectionem (0.03μm praecisio), additio test strati anti-fingerprint.

Utraque functiones et aesthetica curantur – probatio apertionis et claudendi fastener 500 temporibus perficitur, firmitas lapidis constitutio per vibrationes testatur, scratches/discoloration visive inspectantur, et AQL inspectionis relationes pro singulis batch servatae sunt.

Requisita ordinis inspecta (inscriptio, accessory, packaging), detecatores metallicos ad reliquias residuas inspiciendas uti, signa anti-furtum/environmental singula per singula inspeciuntur, et secunda random inspectio ante sigillum capsulae perficitur.
