Description
Alpina, founded in 1883, has a rich history in Swiss watchmaking. The Adventure Extreme Sailing collection represents the culmination of their maritime expertise and commitment to excellence in watchmaking.
Technical Specifications
Case Details
- Material: 316L surgical-grade stainless steel with brushed and polished finishing
- Diameter: 44mm
- Thickness: 13.5mm
- Lug Width: 22mm
- Crown: Screw-down with protective guards and Alpina logo
Movement Specifications
- Caliber: AL-525 automatic movement
- Base: Modified Sellita SW200-1
- Jewels: 26
- Power Reserve: 38 hours
- Frequency: 28,800 vph (4 Hz)
- Functions: Hours, minutes, seconds, date
Crystal and Dial
- Crystal: 2.2mm thick sapphire with multi-layer anti-reflective coating
- Dial Color: Maritime blue with sunburst finish
- Luminescence: Super-LumiNova® C1 on hands and indices
- Hour Markers: Applied stainless steel with luminous fill
Advanced Features
Water Resistance Capabilities
The 300-meter water resistance rating is achieved through multiple protective features:
- Triple-sealed screw-down crown
- Reinforced case back gasket
- Pressure-tested seals
- Helium escape valve for professional diving
Bezel Construction
The unidirectional rotating bezel features:
- 120-click precision mechanism
- Ceramic insert with 60-minute scale
- Luminous pip at 12 o’clock
- Anti-corrosion treatment
Strap Technology
The blue rubber strap incorporates several advanced features:
- FKM rubber compound for durability
- Textured interior for improved ventilation
- Quick-release spring bars
- Double-fold deployant clasp with micro-adjustment
Professional Features
Designed specifically for maritime use, the watch includes:
- Magnetic resistance to 4,800 A/m
- Shock resistance system
- Anti-corrosion treatment on all external components
- UV-resistant case and strap materials
Special Engineering Considerations
The watch incorporates several technical innovations:
- Reinforced movement holder for shock protection
- Special gasket system for extreme pressure resistance
- Temperature-compensating materials
- Anti-magnetic soft iron inner case
Maintenance Requirements
Regular Care
- Fresh water rinse after saltwater exposure
- Monthly cleaning of bezel mechanism
- Quarterly water resistance testing recommended
- Annual accuracy verification
Professional Service Intervals
- Complete service every 4-5 years
- Gasket replacement every 2-3 years
- Water resistance testing after every battery change
- Movement lubrication check every 3 years
Warranty and Support
The watch comes with:
- 2-year international warranty
- Certificate of authenticity
- Official Alpina service support
- Registration for extended warranty program
Investment Value
As a luxury timepiece, the AL-525LB4V6 represents a significant investment in both functionality and collectibility. The combination of Swiss craftsmanship, technical innovation, and maritime specialization makes it a valuable addition to any watch collection.
Conclusion
The Alpina Adventure Extreme Sailing AL-525LB4V6 stands as a testament to precision engineering and practical functionality. Its comprehensive feature set, robust construction, and attention to detail make it an exceptional choice for both professional maritime use and sophisticated everyday wear.
