Grönefeld Parallax Tourbillon
Most Grönefeld Parallax Tourbillon references take a 19 mm watch strap: 2 of 4.
Grönefeld Parallax Tourbillon lug width by case size
4 references measured. Updated 2026-11-14.
| Case | Lug width | References | Watch strap attachment | For example |
|---|---|---|---|---|
| 43 mm | 19 mm | 2 | — | Parallax 1912, Parallax RG |
| not recorded | 22 mm | 2 | — | Gronefeld Parallax Tourbillon Platinum, Gronefeld Unique Parallax Pt |
