Description
The Alpina Alpiner 4 collection traces its roots back to 1938 when the company introduced the original “4” concept. This revolutionary approach combined four essential features that defined a modern sports watch. The AL-525BR5AQ6 model continues this legacy while incorporating contemporary watchmaking advancements.
Design Elements
Case Architecture
The 44mm stainless steel case features:
- Brushed and polished surfaces for visual contrast
- Pronounced lugs with ergonomic curves for comfortable wear
- Protected crown with deep knurling for secure grip
- Bi-directional rotating bezel with 360-degree markings
Dial Details
The sunray blue dial showcases:
- Applied rhodium-plated hour markers with luminescent treatment
- Sword-shaped hour and minute hands with Super-LumiNova coating
- Red-tipped seconds hand for enhanced legibility
- Date window with magnification lens at 3 o’clock
- Applied Alpina triangle logo at 12 o’clock
Strap Specifications
The brown leather strap features:
- Premium calf leather with contrast stitching
- Deployant clasp with safety mechanism
- Quick-release spring bars for easy strap changes
- 20mm lug width tapering to 18mm at the buckle
Movement Technology
AL-525 Caliber Specifications
| Base Movement | Sellita SW200-1 |
|---|---|
| Jewel Count | 26 synthetic rubies |
| Frequency | 28,800 vph (4 Hz) |
| Power Reserve | 38 hours |
| Winding Type | Automatic with manual winding capability |
| Decoration | Côtes de Genève, perlage finishing |
Advanced Protection Features
Anti-magnetic Properties
The watch meets ISO 764 standards for magnetic resistance, protecting the movement from fields up to 4,800 A/m. This is achieved through:
- Soft iron inner case
- Special movement components
- Enhanced balance spring design
Shock Resistance
Impact protection includes:
- Incabloc shock protection system
- Reinforced case construction
- Secured movement mounting
Water Resistance Details
The 100m water resistance is achieved through:
- Triple-sealed screw-down crown
- High-grade gaskets
- Pressure-tested case back
Detailed Technical Specifications
| Case Thickness | 11.5mm |
|---|---|
| Lug-to-Lug Distance | 51mm |
| Case Material | 316L Stainless Steel |
| Crystal Type | Double-curved Sapphire |
| Crystal Treatment | Anti-reflective coating on both sides |
| Case Back | Exhibition with sapphire crystal |
| Crown Diameter | 7mm |
| Total Weight | 150g (with strap) |
Maintenance Requirements
For optimal performance, follow these detailed care instructions:
- Daily Care: Wipe the case and crystal with a soft, lint-free cloth
- Weekly Maintenance: Clean the case back and lugs with a soft brush to remove dirt accumulation
- Monthly Check: Inspect the strap for wear and clean with appropriate leather care products
- Annual Service: Check water resistance and gasket condition
- 3-5 Year Service: Complete movement service including:
- Movement disassembly and cleaning
- Lubricant replacement
- Gasket replacement
- Water resistance testing
- Accuracy adjustment
Value Proposition
The AL-525BR5AQ6 positions itself in the luxury watch market with several compelling attributes:
- Swiss-made automatic movement with proven reliability
- Comprehensive anti-magnetic and shock protection
- Versatile design suitable for both formal and casual wear
- Heritage brand value with over 130 years of watchmaking expertise
- Competitive pricing in the luxury sports watch segment
This timepiece represents Alpina’s commitment to producing robust, reliable, and sophisticated watches that meet the demands of modern life while honoring traditional Swiss watchmaking craftsmanship.
