Explore our top-tier catalog of micro-machined components and turn-mill composite watch cases built with micron-level accuracy.
The global luxury and high-end micro-mechanical watch industry has experienced a paradigm shift in recent years. Demand is no longer driven solely by traditional craftsmanship, but by advanced materials engineering and precision CNC technology. Horology case manufacturing requires tolerances as tight as ±0.005mm to ensure reliable water-resistance, hermetic sapphire crystal sealing, and perfect movement integration.
For brands competing on the global stage, sourcing top-tier mechanical components involves balancing micro-mechanical accuracy, aesthetic surface finishes, and scalable production limits. Highly dynamic industrial markets in North America, Western Europe, and East Asia continue to place significant procurement pressure on micro-machining facilities to produce complex watch geometries from high-performance materials like Titanium Grade 5, 316L Stainless Steel, and exotic carbon-fiber compounds.
Water-tight IP68 ratings and high-pressure hermetic sealing designed for up to 300m depths.
Strict tolerance controls down to the micron level using world-class Turn-Mill CNC.
From raw billets to high-mirror hand finishes, discover the technology behind mechanical watch structures.
A mechanical watch case is much more than an aesthetic shell; it is a structural shield that protects sensitive movements from moisture, shock, magnetism, and temperature fluctuations. The process begins with absolute material verification. We source only premium metals that pass rigorous spectrographic testing to verify chemical composition, ensuring longevity and biocompatibility.
In modern mechanical watch manufacturing, materials must offer a low weight-to-strength ratio while providing excellent resistance to corrosion and wear. 316L Stainless Steel remains the industry benchmark due to its structural stability and luster post-polishing. However, Titanium Grade 5 (Ti-6Al-4V) is increasingly specified for professional aerospace and diving watches because of its non-allergenic properties and light weight. For extreme luxury applications, aerospace carbon fiber and bronze composites offer distinctive patinas and structural integrity.
Standard milling setups struggle with the complex curves, undercut cavities, and screw threads necessary for high-end watch cases. Our factory uses 3-axis, 4-axis, and 5-axis CNC machining centers alongside high-speed Swiss-type turn-mill composite machines. This capability allows us to mill, drill, bore, and tap a watch case in a single operational step, minimizing tolerance build-up caused by manual refixturing.
A premium watch case relies heavily on the quality of its finish. The transition between satin-brushed elements and highly reflective, mirror-polished chamfers must be distinct and sharp. Our post-processing systems utilize micro-bead blasting, electropolishing, and automated ceramic tumbling. For cases requiring extra surface hardness, we apply PVD (Physical Vapor Deposition) and DLC (Diamond-Like Carbon) coatings to achieve hardness ratings exceeding 2000 Vickers.
We work with Aerospace Titanium, 316L/904L Stainless Steel, Bronze, and high-tech ceramics to match specific industrial requirements.
Simultaneous processing of intricate geometry and internal threading ensures optimal concentricity and component fit.
Increases case wear-resistance, scratch-resistance, and provides custom finishes like deep black, rose gold, and gunmetal gray.
Shenzhen Xiang Xin Yu Technology Co., Ltd. is an enterprise specializing in CNC machining, with many years of industry experience and outstanding technical strength. We are equipped with advanced CNC machine tools and equipment, which can meet the processing requirements of various complex and precise parts.
From key components in the aerospace field to high-precision parts in the automotive industry, from fine components in medical equipment to micro-structural parts in the electronics industry, we provide customers with high-quality products using reliable craftsmanship and strict quality control.
Our company focuses on technological innovation and talent cultivation, maintaining an experienced team of highly skilled professionals. They continuously explore and research new processing techniques and methods to improve production efficiency and product quality. We remain customer-centered, working to understand customer needs, and providing customized solutions alongside comprehensive service support. From order receipt to product delivery, every step is monitored to ensure the timely delivery of high-quality products.
We are a professional CNC machining company, and our corporate culture is built on these core values:
We encourage employees to continuously explore new processing methods and technologies to improve production efficiency and product quality to meet the changing needs of customers.
We pursue excellent quality, strictly control every processing link, and strive for zero defects to provide customers with the best products.
Team members support and collaborate with each other, jointly overcome difficulties, share experiences and knowledge, and form a strong whole.
Establish honest and cooperative relationships with customers and suppliers, keep promises, and treat every business with honesty and fairness.
We are well aware that every product is related to the interests and safety of customers. Therefore, we always maintain a high sense of responsibility and take every job seriously.
Respect the personality and ideas of each employee, provide development opportunities, and respect the needs and opinions of our customers.
In a professional CNC machining company, professional certificates are important criteria for measuring technical strength and staff expertise. Quality management is critical to our operation, and we maintain strict control across the purchase of raw materials, production monitoring, and finished product inspection to meet industry standards.
Our Quality Certifications Include:
These certifications reflect our technical capabilities and quality assurance systems, helping us maintain competitiveness in international markets.
Direct factory compliance documentation verifying material purity, environment safety standards, and manufacturing quality.
How our location in Shenzhen's manufacturing ecosystem benefits global OEM and ODM procurement partners.
Shenzhen provides access to raw materials, tool manufacturers, anodizers, and logistics providers, reducing production cycle times.
Advanced tooling, automated production cycles, and local supply hubs help minimize cost per unit without sacrificing dimensional accuracy.
Our engineers perform Design for Manufacturability (DFM) analyses to refine geometries, reduce machine runtime, and prevent manufacturing errors.
Shenzhen's manufacturing cluster excels at high-capacity precision engineering. While traditional European workshops focus primarily on small, hand-crafted batches, our facility combines mass-production capabilities with precision quality controls. This infrastructure allows us to scale production runs from prototyping phases up to tens of thousands of units, meeting the demands of global watch companies and consumer electronics markets.
Our micro-machining solutions and mechanical case products serve a variety of technical applications worldwide.
Precision external housings, screw-on display casebacks, rotatable bezels, and internal movement holder rings.
Machined watch housings that incorporate sensor-compatible back crystals, integrated antenna systems, and water-resistant pushers.
Micro-fluidic parts, signal integrity shields, and structural housings designed for harsh environments.
Key industry shifts that will guide future micro-manufacturing and mechanical watch cases.
Looking forward, the mechanical watch case industry is evolving across three main fronts:
Answers to common engineering and procurement questions regarding mechanical watch cases and precision CNC services.
Premium precision manufacturing components designed for demanding industries.
Xiang Xin Yu