At a glance
- Subject type
- modern independent watch brand
- Historical origin
- Not established
- Important date layers
- Not established in this research pass
Reviving a design vocabulary, not inheriting two centuries of production
The examined evidence supports a modern revival, not continuous manufacture from the historical maker. Zwinz’s earlier contract atelier has its own 2004 starting point, while his commercial partner dates the modern Winnerl name to 2018. A named object—marine chronometer No.80—provides a more defensible connection than a generic heritage slogan. The modern technical discussion refers to its balance and reserve indication. Those references can explain what Zwinz chose to study and reinterpret, but they do not prove an acquisition of the historical company or a continuous workshop lineage. 123
Why a reserve indication might jump
The Heart Return combines two user-facing actions: synchronising seconds to a reference time and reading the remaining chronometric running interval. A heart-shaped cam gives the reset mechanism a defined return position; the reserve indication is divided into seven-hour steps rather than shown as an endlessly moving hand. The distinctive point is not simply that the dial has another indicator, but that Zwinz adapted a named marine-chronometer idea to a wristwatch layout. The supplied parts account for his earlier movement should remain alongside—not be silently copied into—the CW03 story. 132
Key dates
Ownership and continuity
Historical design inspiration and a modern name revival are documented; uninterrupted business or legal succession is not established. 1
Watchmakers and designers linked to Winnerl (Bernhard Zwinz)
These people have a sourced relationship to this brand in the Enjoy Watches register. The label beside each name states the relationship recorded; it should not be read as a broader employment or ownership claim.
- Bernhard Zwinz — Association — role unresolved
Identification and service
For an individual watch, record the complete reference, serial, dial, case, and movement markings and compare them with dated primary documentation.
A brand history cannot authenticate, appraise, or establish the provenance of a particular watch.
Evidence and limits
How the claims are supported
- source stated claim
A Collected Man dates Bernhard Zwinz’s revival of the Winnerl name to 2018, distinct from the nineteenth-century work of Joseph Thaddäus Winnerl.
- source stated claim
Zwinz states that he opened L’Atelier de Joux in 2004 to perform work for other watch brands.
- source stated claim
Winnerl’s technical page and Heart Return documentation identify historical marine chronometer No.80 as a design reference for the bowl balance and reserve indication.
- source stated claim
Heart Return uses a heart-shaped cam for seconds reset and a jumping indication divided into seven-hour steps over a stated forty-nine-hour chronometric reserve.
- source stated claim
Zwinz says he designed the first modern Winnerl movement and Strehler manufactured most of its components to those designs.
- source stated claim
Zwinz says he joined Philippe Dufour in 2001 and spent three and a half years assembling and finishing Simplicity watches.
- source stated claim
Winnerl describes a slanted, bowl-shaped balance rim carrying separate balancing and timing screws on its inner side.
- source stated claim
The 2026 Heart Return is a six-piece A Collected Man edition using manually wound calibre CW03; the retailer’s examined listing was marked Sold.
Known limits
- Modern revival and product documented. Historical object dossier, rights chain and CW03 manufacturing roster not inspected.
Direct sources
- Winnerl Heart Return — Limited edition for A Collected ManA Collected Man · collaboration product documentation · accessed September 15, 2026
Locator: Opening: modern name resurrected in 2018; Opening and power-reserve explanation; The heart return; The power reserve; Introduction, retail listing and specifications: year 2026. External source.
- Interview with Bernhard ZwinzWinnerl · maker republished interview · accessed September 15, 2026
Locator: Question: You created your own company in 2004; First Winnerl movement question; Strehler component supply; Opening career account: Dufour and Simplicity. External source.
- The bowl-shaped balance wheelWinnerl · official technical description · accessed September 15, 2026
Locator: Reference to No.80; Balance description and screw distinctions. First-party source; its statements remain attributed.
Corrections
The public correction mailbox has not yet been recorded as tested end to end. Read the reporting format and retain your evidence until receipt is acknowledged.
Read the corrections policy