Day-tona Limited Edition Graffiti-Style Mechanical Watch-Carbon Fiber Case 40mm Sapphire Crystal Glass Pointer Hangzhou 20mm
SPECIFICATIONS
Additional Tips: Life waterproof
Age: 2025
Application: Gifts, parties, business, outfits
Band Length: 20 cm
Band Material Type: Canvas Strap
Band Width: 20mm
Battery Life: Power reserve 38 hours
Brand Name: Cronusart
Case Material: Carbon Fiber
Case Shape: Round
Case Thickness: 14 mm
Clasp Type: Buckle
Dial Diameter: 40 mm
Dial Display: Pointer
Dial Window Material Type: SAPPHIRE CRYSTAL
Feature: Power Reserve
Material: Carbon Fiber
Model Number: CM016-067
Movement: Mechanical
Movement Brand: HANGZHOU
Place of Origin: Guangdong, China
Style: Fashion,Hip Hop,Business Services,tourbillon,luxury fashion
Type: Limited Edition,Fashion,Luxury,Business Services,Automatic,Manual Mechanical
User: Men
Water Resistance Depth: 3BAR
Weight: 100g
provide mould making and sample making service: sample making,mould making










Watch size |
48*40mm |
Dial thickness |
7mm |
Strap length |
"L: 205mm |
Watch shape |
185mm" |
Clasp |
Tonneau |
Strap length |
snapback |
Origin |
Mainland China |
Waterproof |
5ATM [50 meters] |
Power reserve |
≥38 hours |
Movement vibration frequency |
28800 rpm |
Case |
NTPT carbon fiber |
Mirror (front) |
Technology sapphire |
Strap |
Environmentally friendly fluorine rubber |
Bottom |
Solid bottom |
Bottom mirror |
Technology sapphire |






Main Process
Engineers convert the design into technical drawings and plan the internal structure. 2. Material selection Case and strap:
Commonly used stainless steel, titanium alloy, precious metals, etc. Dial: Mostly made of metal, ceramic or sapphire crystal.
Movement: Including precision parts such as metal, gemstones, springs, etc. 3. Parts manufacturing Case and strap: Made by
casting, stamping, CNC processing and other processes. Dial: Use printing, electroplating, inlay and other processes. Movement:
Including gears, springs, hairsprings, etc., which require high-precision processing. 4. Movement assembly Basic movement:
Assemble the core components such as the main plate, gears, springs, etc. Complex functions: Such as tourbillon, perpetual
calendar, etc., require additional assembly. Adjustment: Ensure accurate travel time and perform multi-directional adjustment.
second hand, etc. Case packaging: install the movement into the case to ensure waterproof performance. 6. Quality inspection Time
accuracy: check whether it meets the standards. Waterproof performance: perform waterproof test. Appearance inspection: ensure
there are no defects. 7. Final packaging Cleaning and polishing: perform final cleaning and polishing. Packaging: put it in the
packaging box with instructions and warranty card. 8. Factory and sales Factory inspection: comprehensive inspection again. Sales:
sales through specialty stores, e-commerce and other channels. Summary Watchmaking combines traditional craftsmanship with modern
technology. Each link needs to be highly precise to ensure

