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Hands

Manufacturing Process
Objective
To produce ultra-thin, sapphire crystal watch hands that offer unmatched clarity, durability, and visual brilliance, setting a new standard in the watchmaking industry.
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Inspiration
Aventi’s dedication to pushing the boundaries of horological innovation inspired the creation of the Sapphire Crystal Hands. The vision behind these hands was to craft components that would not only serve as functional elements of the watch but also elevate the overall aesthetic with their unparalleled clarity and brilliance. Drawing on the properties of sapphire, one of the hardest and most scratchresistant materials available, Aventi set out to create ultra-thin, yet exceptionally durable hands that would stand as a testament to the brand’s commitment to technical excellence.
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Development Journey
Initial Challenges
Material Properties
Sapphire crystal is known for its hardness and clarity but is also incredibly brittle, making it challenging to work with, especially when crafting components as thin as 0.3mm.
Precision Requirements
Achieving the precise thickness of 0.3mm while maintaining structural integrity and flawless clarity posed significant technical challenges during the development process.
Breakthroughs
Diamond-Tipped CNC Machining
The development of specialized diamond-tipped CNC tools enabled the precise cutting and shaping of sapphire crystal, allowing Aventi to achieve the desired thickness with remarkable accuracy.
Advanced Polishing Techniques
Aventi refined hand-polishing techniques to achieve a flawless finish on the ultra-thin sapphire crystal ands, enhancing their clarity and light-reflective properties.
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Summary of Manufacturing Process
Total Manufacturing Time
468 hours
  • 01Material Preparation
    Process Details
    • Creating highpurity sapphire crystal blocks using the Kyropoulos method
    Tools/Techniques Used
    • Kyropoulos furnace, slow cooling process
    Duration
    • 224 hours
    Key Outcomes
    • Large, clear sapphire crystal blocks, free from impurities
  • 02Precision Cutting
    Process Details
    • Shaping the sapphire crystal into ultra-thin watch hands using diamondtipped CNC tools
    Tools/Techniques Used
    • 5-Axis CNC Machine, diamond-tipped cutting tools
    Duration
    • 112 hours
    Key Outcomes
    • Precisely cut sapphire crystal hands with a thickness of 0.3mm
  • 03Polishing
    Process Details
    • Two-stage polishing process to achieve a flawless, high-gloss finish
    Tools/Techniques Used
    • Specialized buffing compounds, hand-polishing techniques
    Duration
    • 56 hours
    Key Outcomes
    • Mirror-like finish, enhancing clarity and light reflection
  • 04Luminous Coating Application
    Process Details
    • Laser engraving and application of BGW9 SuperLumiNova
    Tools/Techniques Used
    • Laser engraving, lume application, baking process
    Duration
    • 60 hours
    Key Outcomes
    • Hands with precise luminous coating, optimized for low-light visibility
  • 05Quality Inspection
    Process Details
    • Inspection for dimensional accuracy, clarity, and luminous performance
    Tools/Techniques Used
    • Microscopic inspection, visual assessments
    Duration
    • 16 hours
    Key Outcomes
    • Guaranteed flawless, precisely dimensioned hands with superior lume performance
Detailed Manufacturing Process
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01
Material Preparation
Material Preparation
224 hours
High-Purity Sapphire Crystal
The process begins with the creation of high-purity sapphire crystal using the Kyropoulos method, ensuring a purity level of 99.99%.
Forming the Crystal
The molten sapphire is slowly cooled to form large, clear crystal blocks. This gradual cooling process prevents cracks and impurities, resulting in a flawless base material.
Element
Function
Properties
High-Purity Alumina
Base material for sapphire crystal
99.99% purity, clarity, durability
Kyropoulos Method
Crystal formation process
Slow cooling to prevent impurities
Element
High-Purity Alumina
Function
Base material for sapphire crystal
Properties
99.99% purity, clarity, durability
Element
Kyropoulos Method
Function
Crystal formation process
Properties
Slow cooling to prevent impurities
02
Precision Cutting
Precision Cutting
112 hours
Setup
The large sapphire crystal blocks are secured using custom clamps that prevent any movement or damage during machining.
Machining Process
The sapphire crystal is cut into the exact shape needed for the watch hands using diamond-tipped tools on a 5-axis CNC machine. Each cut is measured to ensure it meets a precision tolerance of ±0.05mm.
Custom Clamping
The hands are held in place using custom clamps that prevent damage during machining, allowing for the precise shaping of the sapphire crystal.
Tool Size
Purpose
Precision
0.2mm
Fine cutting and detailing
Achieving ±0.05mm tolerance
Tool Size
0.2mm
Purpose
Fine cutting and detailing
Precision
Achieving ±0.05mm tolerance
03
Polishing
Polishing
56 hours
Initial Buffing
Specialized polishing compounds are used to smooth the surface of the hands, enhancing their clarity and brilliance.
Microscopic Inspection
The hands are inspected under a microscope to ensure the surface is free of any imperfections.
Final Polish
Finer compounds and meticulous hand-polishing techniques are employed to achieve a flawless, mirror-like finish.
04
Luminous Coating Application
Luminous Coating Application
60 hours
Precision Grooves
The borders of the hands are laser-engraved to create precise grooves for the luminous material.
Application of Swiss BGW9 Super-LumiNova
The grooves are filled with BGW9 Super-LumiNova, a luminous material known for its superior brightness and durability.
Setting the Lume
The hands are baked to set the luminous material, ensuring it adheres properly and provides optimal glow in low-light conditions.
Step
Description
Duration
Laser Engraving
Creating precise grooves for the lume
12 hours
Lume Application
Filling grooves with BGW9 Super-LumiNova
8 hours
Baking
Setting the luminous material
40 hours
Step
Laser Engraving
Description
Creating precise grooves for the lume
Duration
12 hours
Step
Lume Application
Description
Filling grooves with BGW9 Super-LumiNova
Duration
8 hours
Step
Baking
Description
Setting the luminous material
Duration
40 hours
05
Quality Inspection
Quality Inspection
16 hours
Measurement
Each hand is measured to ensure it meets the exact dimensions required, using specialized measuring microscope systems.
Machining Precision
The hands are inspected to ensure the cuts made by the CNC machine are accurate and smooth.
Inspection
The luminous material is checked to ensure it is evenly applied and performs well in low-light conditions.
Microscopic Inspection
The hands are examined under a microscope to ensure the polishing process has left them flawless, with no scratches or imperfections.
Inspection Type
Criteria
Method
Dimensional Accuracy
Exact dimensions required
Precise measuring tools
Machining Precision
Accurate and smooth cuts
Visual and tactile inspection
Lume Application
Even application, optimal glow
Visual inspection under varied lighting
Polish Quality
Flawless, no scratches or imperfections
Microscopic inspection
Inspection Type
Dimensional Accuracy
Criteria
Exact dimensions required
Method
Precise measuring tools
Inspection Type
Machining Precision
Criteria
Accurate and smooth cuts
Method
Visual and tactile inspection
Inspection Type
Lume Application
Criteria
Even application, optimal glow
Method
Visual inspection under varied lighting
Inspection Type
Polish Quality
Criteria
Flawless, no scratches or imperfections
Method
Microscopic inspection
Frame 4 (2)
Technical Details and Innovations
Precision Cutting
Achieving the ultra-thin 0.3mm thickness with flawless clarity using diamond-tipped CNC machinery.
Advanced Polishing Techniques
Two stages of polishing ensure both the clarity and aesthetic brilliance of the hands.
Luminous Coating Application
Laser engraving and careful application of Swiss BGW9 Super-LumiNova ensure superior luminosity.
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Overcoming
Limitations
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Material Development
Challenge
Crafting ultra-thin hands from sapphire crystal, which is brittle and difficult to work with.
Solution
Developing diamond-tipped CNC tools and custom clamping systems to achieve precise cuts and maintain structural integrity.
The custom clamping systems were essential in preventing damage during the delicate machining process.
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Polishing Precision
Challenge
Achieving a flawless finish on ultra-thin sapphire hands.
Solution
Employing advanced hand-polishing techniques and meticulous inspection processes.
The polishing process includes multiple stages of inspection to ensure perfection at every step.
Group 9055
A Testament to Innovation and Craftsmanship
Unparalleled Excellence
The Sapphire Crystal Hands are not just components; they are a testament to Aventi’s dedication to pushing the boundaries of horological innovation. Here’s why the Sapphire Crystal Hands are truly exceptional
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Revolutionary Material Science:
Aventi’s development of ultra-thin Sapphire Crystal Hands represents a significant advancement in material science. These hands are crafted from sapphire, a material known for its hardness and clarity, setting a new standard in watchmaking.
Architectural Precision
The Sapphire Crystal Hands are a marvel of precision engineering. Each hand is crafted with a thickness of just 0.3mm, cut and polished to perfection. This level of precision is rare in the industry and reflects Aventi’s commitment to excellence.
Mastery of Craftsmanship
The dual-stage polishing process and precise application of Swiss BGW9 Super-LumiNova ensure that the Sapphire Crystal Hands are not only visually stunning but also technically superior. Each hand is a testament to the craftsmanship that goes into every Aventi timepiece.
A Symbol of Rarity and Exclusivity
The Sapphire Crystal Hands are produced in limited quantities, ensuring that each watch is a unique masterpiece. These hands are a symbol of Aventi’s dedication to innovation and excellence in watchmaking.
Enduring Legacy of Innovation
Aventi’s Sapphire Crystal Hands are not merely components—they are a symbol of the brand’s relentless pursuit of innovation and excellence in the world of horology. By pushing the limits of material science and precision engineering, Aventi has set a new benchmark in the industry. These hands, with their unmatched clarity, precision, and lightreflective properties, represent the future of watchmaking, where every detail is meticulously crafted to perfection. The Sapphire Crystal Hands are more than just an element of the watch—they are a statement of what Aventi stands for: a commitment to innovation, quality, and the continuous pursuit of excellence.

The Center of Attention

PINK CHAMPAGNE

Aventi is redefining luxury horology with the Pink Champagne. A watch that captures attention and symbolizes unparalleled craftsmanship and exclusivity. From the revolutionary Chroma Sapphire™ case to the snow-set diamonds of the Diamond Web Dial, the Pink Champagne is a testament to Aventi’s commitment to pushing the boundaries of design and material innovation.

To ensure these masterpieces find their ideal custodians, the allocation of each Aventi Enygma is meticulously managed through our dedicated concierge service.

Only 5 Aventi Pink Champagne pieces will be available each month worldwide.

WE ONLY NEED $48,500

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