Ganyuan Factory boasts over twenty years of precision machining experience, specializing in the CNC machining and manufacturing of various stainless steel watch cases. Equipped with high-precision CNC machine tools and a coordinate measuring machine, we ensure that each stainless steel watch case possesses exceptional dimensional accuracy and a luxurious feel.
We focus on end-to-end machining, from stainless steel raw materials to precision watch cases. Leveraging advanced CNC equipment and professional processes, we efficiently transform stainless steel blocks into robust, elegant, and precisely dimensional stainless steel watch cases to meet your customized high-end watchmaking needs.

Precision stainless steel watch case Trustworthy CNC machining and customization
We use high-quality stainless steel materials, including 316L medical-grade stainless steel, 904L high-end stainless steel, and 420 refined stainless steel, professionally manufacturing high-precision, high-surface-quality stainless steel watch cases through CNC precision machining. Different grades of stainless steel possess their own unique performance advantages: 316L stainless steel's excellent corrosion resistance and biocompatibility, 904L stainless steel's super corrosion resistance and polishing performance, and 420 stainless steel's high hardness and wear resistance. Through CNC machining and scientific surface treatments such as precision polishing, brushing, sandblasting, PVD coating, and chamfering,
Each stainless steel watch case undergoes CNC precision machining to ensure high-precision micro-fit dimensions and stable structural performance. Optimized case design and strict tolerance control guarantee that the stainless steel watch case maintains excellent water resistance, dust resistance, and assembly stability under various wearing environments, effectively improving the overall quality and lifespan of the watch.

Watch cases have stringent material requirements: 316L stainless steel offers excellent corrosion resistance and biocompatibility, ensuring no allergic reactions even after prolonged wear; 904L stainless steel achieves superior polishing effects and corrosion resistance; 420 stainless steel meets the requirements for high hardness and wear resistance, suitable for manufacturing specific functional components. Through scientific material selection and processing techniques, CNC-machined stainless steel watch cases can achieve optimal performance in watches of different grades and types.
Watch cases demand extremely high miniaturization and precision. Through multi-axis precision CNC machining centers and micro-machining technology, we can achieve micron-level dimensional tolerances and complex geometric shapes, including intricate features such as lug curves, chamfers, and grooves. Combined with surface treatments such as precision polishing, brushing, and PVD coating, CNC-machined stainless steel watch cases achieve a perfect unity of function and aesthetics on a miniature scale.

We utilize multi-axis precision CNC machine tools and automated production lines to ensure that each stainless steel watch case meets stringent requirements for micro-geometric precision, surface finish, and assembly. Through integrated CAD/CAM systems for micro-machining simulation and process optimization, combined with professional stress relief, precision CNC machining, micro-deburring, multi-stage polishing, PVD coating, and high-precision automated inspection processes, we achieve a perfect balance between miniaturization, precision, and aesthetic texture.
From the selection and performance evaluation of stainless steel materials, to miniaturized structural design and CNC precision manufacturing, and then to multi-stage polishing and PVD coating treatment, every step reflects our professional pursuit of miniaturization precision, aesthetic texture, and reliability, providing key support for the long-term stable operation, wearing comfort, and luxurious product image of high-end watches.
We are a manufacturer integrating industry and trade. We have more than 20 years of experience in production technology. We are located in Dongguan City, Guangdong Province, China. We have advanced high-end professional production and processing technology, and are committed to innovative R&D and production. After years of market tempering and exploration, it has high-quality technical management personnel, experienced designers, R&D personnel and a perfect company management system cnc precision.
5-axis CNC workshop
Our factory has a plant area of about 2,000 square meters and masters core processing technologies. It has high-end precision production equipment cnc precision: CNC lathes, 5-axis CNC, 4-axis CNC, stamping equipment, die-casting equipment, etc. 2.5-dimensional detection equipment 

cnc precision surface treatment
For surface treatment, our suppliers have been working with us for many years. They have rich experience and are familiar with all the quality requirements of each other. The quality is stable and more guaranteed. Such as: heat treatment, spray painting, powder coating, blackening, silver/gold plating, electrolytic polishing, nitriding, phosphating, nickel/zinc/chromium/TiCN plating, anodizing, polishing, passivation, sandblasting, galvanizing, heat treatment , hardening, laser marking, etc. according to customer requirements. Aluminum alloy surface oxidation
Packaging Details

Q1: Where can I get product & price information?
A1: Send us an inquiry e-mail, we will contact you once we received your mail.
Q2: How long will I get the sample?
A2: Depends on your specific items, within 3-7 days generally.
Q3: What kinds of information do you need for a quote?
A3: Kindly please provide the product drawings in PDF, if provide in STEP or IGS will be better.
Q4: What are the payment terms?
A4: We accept 50% as a payment deposit, when the goods are prepared, we shoot photos or videos for your check, and then you can pay the balance. For small quantities, we accept Paypal, the commission will be added to the order. For big amounts, T/T is preferred.
Q5: How to deliver the goods?
A5: We deliver the products by courier company.
Q6: Are you a trading company or factory?
A6: We are factory direct with 17 experienced engineers and more than 50 employees as well approximate 3,000m2 workshop area.
Q7: What shall we do if we don't have drawings?
A7: Please send your sample to our factory, then we can copy and provide you better solutions. If send us pictures or drafts with dimensions(Length, Height, Width), CAD or 3D file will be made for you.
Q8: Can we get some samples before mass production?
A8: Absolutely yes.
Q9: Will my drawings be safe after sending them to you?
Q10: Is it possible to know the operation status of my products without visiting your company?
A10: We will offer a detailed production schedule and send weekly reports with digital pictures and videos which show the machining progress.