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Alpina
Alpiner Extreme Chronograph Automatic
ChronographPilot & Field
$2,995
A chronograph variant within the Alpiner Extreme sub-line.
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- Collection
- Alpiner Extreme
- Reference number
- AL-730SB4AE6B
- Case material
- Stainless steel 316L, bracelet
- Case diameter
- 41 mm
- Case thickness
- 14.3 mm
- Lug width
- 16 mm
- Lug-to-lug
- 42.5 mm
- Movement
- Automatic
- Caliber
- AL-730 (Sellita SW510 based)
- Water resistance
- 100 m
- Power reserve
- 56 hours
- Release year
- 2023
- Country of origin
- Switzerland
Wrist size visualizer
Case diameter and lug-to-lug drawn to scale (4px per mm) against a millimeter ruler — hold a ruler or tape measure up to the screen to compare.
mm circumference
Lug-to-lug (42.5mm) is approximately 79% of your estimated flat wrist width (54mm). Well-proportioned for your wrist.
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