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Movement tier: unclassified
Versatile size: fits most wrists (6–7.5 in / 15–19 cm)
38.5 mm case. The sweet spot for the broadest range of wrist sizes. Neither too dainty nor too bold.
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Authentication
The Felix is the Habring2 base caliber A11B; verify through the caseback that the movement architecture matches Habring2 documentation.
Known issues in the market
- The A11B is in-house; the Felix is the simplest Habring2 reference and the base for the caliber family.
- Viennese finishing standard applies; verify hand-done surfaces.
| Area | What to check | What is correct | Red flag |
|---|---|---|---|
| movement | Cal. A11B in-house architecture | Habring2 A11B in-house movement visible through caseback; Viennese finishing | Non-Habring2 movement architecture; movement swap |
| dial | Habring2 dial printing and text | Habring2 text and dial printing consistent with Felix specification | Incorrect text or non-genuine dial printing |
| caseback | Movement finishing quality | Viennese finishing standard; consistent with Habring2 documentation | Finishing quality below Habring2 stated standard; non-genuine or replaced components |
Common legitimate replacements
- Crown; Habring2-signed only.
- Crystal; sapphire standard.
Expert resources: Habring2 direct; Vienna watchmaker network for service.
Authentication guide
Last reviewed June 2026
The Felix is Habring²'s three-hand automatic with a small seconds sub-dial, not a flyback chronograph despite the family context. The Cal. A11B is the standard automatic variant of the Habring architecture. At 38.5mm and 8.7mm, it is among the slimmest Habring pieces.
Sources: Habring² official documentation, Felix A11B caliber.






